CN102695834B - Valve box having means for blocking the collar thereof relative to the base of the collar, collar and base, and method for installing the valve box - Google Patents
Valve box having means for blocking the collar thereof relative to the base of the collar, collar and base, and method for installing the valve box Download PDFInfo
- Publication number
- CN102695834B CN102695834B CN201180005479.2A CN201180005479A CN102695834B CN 102695834 B CN102695834 B CN 102695834B CN 201180005479 A CN201180005479 A CN 201180005479A CN 102695834 B CN102695834 B CN 102695834B
- Authority
- CN
- China
- Prior art keywords
- collar
- base
- flat
- opening
- shape
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000000034 method Methods 0.000 title claims description 7
- 230000000903 blocking effect Effects 0.000 title abstract 2
- 230000006835 compression Effects 0.000 claims description 6
- 238000007906 compression Methods 0.000 claims description 6
- 229920001084 poly(chloroprene) Polymers 0.000 claims description 4
- 230000015572 biosynthetic process Effects 0.000 claims description 2
- 230000002093 peripheral effect Effects 0.000 abstract description 2
- 229910001141 Ductile iron Inorganic materials 0.000 description 1
- 230000003044 adaptive effect Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 239000013536 elastomeric material Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 229920002994 synthetic fiber Polymers 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03B—INSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
- E03B9/00—Methods or installations for drawing-off water
- E03B9/02—Hydrants; Arrangements of valves therein; Keys for hydrants
- E03B9/08—Underground hydrants
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Hydrology & Water Resources (AREA)
- Public Health (AREA)
- Water Supply & Treatment (AREA)
- Sewage (AREA)
- Refuge Islands, Traffic Blockers, Or Guard Fence (AREA)
Abstract
The present invention relates to a valve box having means for blocking the collar thereof relative to the base of the collar. According to the invention, the collar (3) of the valve box (1) includes at least one flat section (8a), the opening (16) of portion (6) of the base (2) includes at least one planar portion forming a flat section (16a), and the O-ring (17) is housed in a groove (18), the peripheral bottom surface of which includes at least one planar portion forming a flat section (18a) extending to the flat section (16a) of the opening (16) in order to give the O-ring (17) a shape that matches the shape of the collar, clamping around the collar when the vertical position of the collar (3) relative to the mounting (2) is adjusted, wherein the collar (3) can be blocked by rotating the same by a predetermined angle so as to release the flat section (8a); thereof from the position facing the position of the opening (16). The invention can be used in the field of roadwork equipment.
Description
Technical field
The present invention relates to have the clack box of device that blocks the collar of clack box for the base with respect to collar.
Background technology
The clack box of prior art comprises the body being formed by tubular base and tubulose collar, and this tubulose collar can slide vertically by the opening of tubular base, and described collar is provided with outside upper flange, and connector can be locked in this flange removedly.
This clack box is intended to the certain height from a road to another link change to be embedded in covering of roadway.Then, the problem of appearance is that collar is wedged in vertical position, to collar is remained on to Desired Height place with respect to ground, until covering of roadway is arranged in around clack box with respect to base.
For head it off, it is by inserting vertical bar or carry out such as any other device that is for example positioned at the stone on clack box installation site under the outward flange of collar that the collar that makes partly to insert its base is wedged in vertical position.
But this wedging device is unreliable, because during clack box is arranged covering of roadway around, this wedging device may unexpectedly shift out from the flange of collar, makes collar drop to less desirable height in base.
Document FR2663399 has described wedging device to propose a kind of clack box, it comprises: the O shape of being made by synthetic materials is encircled, the cylindrical tube that is arranged on collar is partly gone up and collar is held on this tubular portion simultaneously, exists on described tubular portion and rolls to adjust its vertical position; And groove, being formed in the flange of base of clack box, the outer peripheral face of groove applies and supplements diameter clamping on ring, for collar is blocked in vertical position, makes it possible to the height of the body of accurate adjustment clack box as required.
The shortcoming of the solution that this is known is, during collar is inserted into base, by the groove of the flange through base, wedges O shape ring and can move by the tubular body along collar due to rolling, thereby destroy collar with respect to the expectation vertical position of base.
Summary of the invention
The object of the invention is to eliminate the above-mentioned shortcoming for the device of the base wedging collar with respect to clack box.
For this purpose, according to the present invention, provide a kind of clack box, its body comprises: base and the tubulose collar of installing slidably by the opening of the part by base, and O shape ring, by elastic body make and be radially compressed between this part of collar and base with by collar with respect in base wedging vertical position, it is characterized in that, collar comprises at least one outer flat of the longitudinal direction extension that is parallel to collar, the interior perimeter surface of this part of opening of base comprises at least one planar section that forms flat, to make described opening form the shape of the shape of coupling collar, O shape ring is accommodated in the groove in this part that is formed at base, make O shape loop section and enter opening from groove is outstanding, the periphery basal surface of groove comprises at least one planar section of the flat of the flat that forms this part of opening that extends to base, so that the shape of O shape ring and the form fit of collar and clamping collar around when the flat of the flat of collar and this part of opening of base is relative, and exist collar by sliding to adjust it with respect to the possibility of the vertical position of base with the CONTACT WITH FRICTION of ring, and collar can rotate predetermined angular, to the flat of collar is discharged from the position of this part of opening in the face of base, and the appropriate section by ring is at collar and hold the radial compression between the flat of groove of ring, collar is blocked in to it vertically to be adjusted in position.
Preferably, collar comprises that two of longitudinal direction that are parallel to collar are along the relative flat of diameter, it is formed with oval exterior contour, wherein the interior perimeter surface of opening and the bottom perimeter surface of groove of tubular base part comprise that two along the relative parallel flat part of diameter, make opening and the groove of tubular base part in lateral cross section, there is elliptical shape, and the O shape ring being contained in groove has outstanding elliptical shape in the opening of tubular base part, when relative with two flats of the opening of the base portion of tubulose respectively with two flats of convenient collar, clamp the matched shape of collar, and the rotatable predetermined angular of collar, so that two flats that make collar depart from from the relative position of their two flats with the opening portion of base, and the appropriate section by ring is at collar and hold the radial compression between two flats of groove of ring, collar is blocked in to it vertically to be adjusted in position.
O shape ring is projected into the opening portion of base along identical radial distance from groove.
Advantageously, ring is the chloroprene rubber with about 60 Shore hardness.
The tubular base of clack box is provided with outside upper flange, and this flange forms, by it, part of collar is installed slidably.
Collar is provided with outside upper flange, and connector is locked in this flange removedly.
Collar comprises cylindrical tube body, and cylindrical tube body at least comprises flat.
The invention still further relates to and a kind ofly for installing as the method for the front clack box limiting at covering of roadway, it is characterized in that, comprising: will comprise that the tubular base that O shape is encircled is placed on the ground; With respect to base location collar, relative with the corresponding flat of base so that each flat of collar can both be positioned in the process of collar inserted base; By the Frictional Slipping with O shape ring, collar is inserted in base, until collar is positioned predetermined height vertically with respect to base; Collar is rotated to predetermined angular, to the flat of collar is departed from from its position in the face of the flat of base; And the appropriate section by ring is in collar and the radial compression of holding between the flat of groove of ring, and collar is blocked in its predetermined vertically adjustment position; And around clack box, covering of roadway is set.
The invention still further relates to a kind of collar for clack box, collar comprises that top has the tubular body of flange, connector can be locked in this flange removedly, it is characterized in that, tubular body comprise that the longitudinal direction of the tubular body that is parallel to collar extends two is along the relative outer flat of diameter.
The present invention finally relates to a kind of tubular base for clack box, be provided with the outside upper flange with the central opening passing through for the collar for clack box, it is characterized in that, the interior perimeter surface of central opening comprises and forms two of flat along the relative parallel plane part of diameter, and in flange, be formed with groove, the bottom perimeter surface of groove comprises that in two flats that form opening flat, that pass into respectively flange two are along the relative parallel plane part of diameter, in lateral cross section, central opening and groove have respectively two concentric elliptical shape.
Accompanying drawing explanation
In the indicative explaination with reference to accompanying drawing below, to understand better the present invention, and other objects of the present invention, feature, details and advantage will more clearly represent, accompanying drawing only provides and is used as example and shows one embodiment of the present of invention, and in the accompanying drawings:
Fig. 1 is the decomposed stereogram according to clack box of the present invention;
Fig. 2 be Fig. 1 clack box tubular base stereogram;
Fig. 3 is longitudinal half cross-sectional perspective view of the clack box of Fig. 1;
Fig. 4 is half cross-sectional perspective view of clack box, and wherein collar is inserted in base to adjust the height of collar;
Fig. 5 is that edge is perpendicular to the longitudinal direction of base of clack box and the cross-sectional view of the plane of the groove in being formed at a part for described base;
Fig. 6 is the top view of the arrow VI along Fig. 2 of the base of clack box;
Fig. 7 is the cross-sectional view along the line VII-VII of Fig. 6;
Fig. 8 is comprising for wedging the top view of base of the O shape ring of collar of clack box;
Fig. 9 is the cross-sectional view along the line IX-IX of Fig. 8;
Figure 10 is the top view along the arrow X of Fig. 4;
Figure 11 is the cross-sectional view along the line VI of Figure 10;
Figure 12 be similar to the top view of Figure 10 and show collar revolve make a circle approximately 1/8th; And
Figure 13 is the cross-sectional view along the line XIII-XIII of Figure 12.
The specific embodiment
When with the aid of pictures, reference number 1 represents clack box, and its body comprises tubulose collar 3 and the tubular base 2 that can be made by molded nodular iron casting.
Base 2 comprises round platform shoulder 4, and tapering part 5 projects upwards and the upper end that has small diameter at it extends by neighboring flange 6 from shoulder 4.Between the larger-diameter lower end of the tapering part 5 of shoulder 4 and base 2, a plurality of (for example four) radially ribs 7 is set.
Collar 3 comprises the roughly tubular body 8 of cylinder, its upper end is that periphery flange part 9 stops in addition, inner radial arcwall 11 and the vertical slit 12 between arcwall 11 are formed in this neighboring flange section, below slit 12, have deep-slotted chip breaker 13 with act on will have the device of protuberance 14 lockings of radial lobes 15, described lug be fixed on for cover clack box connector 10 inner surface and be resisted against the arcwall 11 as base.Like this, connector 10 is fastened in flange section 9 removedly.
The tubular body 8 of collar 3 can slide coaxially by being formed at central opening 16 in the flange 6 of base 2 in the tapering part 5 of base 2.
The ring 17 of the roughly O shape of being made by elastomeric material is radially compressed between the flange 6 of 8 and base 2 of tubular body of collar 3, with by collar 3 with respect in base 2 wedging vertical positions.Ring 17 is preferably made by chloroprene rubber or the (co) polychloroprene rubber with about 60 Shore hardness (Shore hardness).
According to the present invention, the tubular body 8 of collar 3 comprises that two along the relative outer flat 8a of diameter, the free end that the longitudinal direction that described outer flat is parallel to collar 3 extends as far as tubular body 8 from flange section 9.Like this, the body 8 of collar 3 outwards has oval-shaped profile.
The interior perimeter surface that is formed at the opening 16 in the flange 6 of base 2 comprises that two along the relative plane surface 16a of diameter, this plane surface forms flat and at either side, extends to the relative circular surface 16b of opening, thereby provides the elliptical shape of mating with the elliptical shape of the tubular body 8 of collar 3 for opening 16.
Each flat 16a and 8a of the tubular body 8 of opening 16 and collar 3, comprise and define the circle of opening 16 and be defined in the string of the circle in lateral cross section by the outer surface of tubular body 8, this string is relatively short.The offset distance of the arc section that more particularly, each flat limits be rendered as opening 16 or collar 3 tubular body 8 radius approximately 5%.
Groove 18 is formed in the flange 6 of base 2 and passes in the central opening 16 of described flange simultaneously.
The bottom perimeter surface of groove 18 comprise two form flat 18a along the relative parallel plane part of diameter with two along the relative arch section 18b of diameter, these two arch sections are connected respectively to the end of two flat 18a, so that while observing in the lateral cross section on the bottom perimeter surface by groove, to groove 18, provide the elliptical shape concentric with the elliptical shape of opening 16, flat 18a is parallel to the flat 16a of opening 16 also radially away from flat 16a.Each flat 18a on the bottom perimeter surface of groove 18 passes in described opening by the corresponding flat 16a of the interior perimeter surface of opening 16.
For the flat 8a of the flat of opening 16 and the tubular body 8 of collar 3, each flat 18a of groove 18 is corresponding to the string of arc section, the string offset distance of arc section be rendered as groove 18 end circumferential edge face radius approximately 5%.
O shape ring 17 is housed inside in the groove 18 of flange 6 of base 2, with the elliptical shape of adaptive groove.
In addition, ring 17 partly enters opening 16 from groove 18 is outstanding, limits the in-profile of the elliptical shape of the elliptical shape with the tubular body 8 that mates collar 3 simultaneously.Ring 17 is projected into the opening 16 of flange 6 along identical radial distance from groove 18.
For the method for clack box 1 is installed at covering of roadway, above, in description, mention, and will make an explanation to it now.
First, by operator, base 2 is placed on the ground, wherein in the flange 6 of base, is provided with O shape ring 17.
Then, by collar 3 being orientated around the longitudinal axis of base 2 and collar 3 being arranged on to base 2 tops, thereby two flat 8a that make tubular body 8 are positioned to overhang the flat 16a of opening 16 of the flange 6 of base 2, and operator is inserted in the tubular body of collar 38 in opening 16, thereby make body 8 with respect to base 2 down sliding vertically, make two flat 8a relative with two flat 16a of opening 16 respectively simultaneously.Like this, ring 17 coordinates the oval external shape of the tubular body 8 of collar 3, clamps described body simultaneously, and this body can slide by friction in ring 17.On the periphery of ring 17 tubular bodies 8 at collar 3, along diameter clamping, both can, so that collar 3 slides vertically with respect to base 2, can keep again collar 3 so that it is vertically adjusted in position with respect to base 2 wedgings.
Once in the vertical height and position of collar 3 with respect to base 2 wedged expectations, operator rotates predetermined angle around its longitudinal axis by collar 3 as illustrated in fig. 10, for example rotate about 45 ° (corresponding to a circle 1/8th), to two flat 8a of the body 8 of collar 3 are departed from from their position relative with the flat 16a of opening 16, and from encircling 17 corresponding flat, depart from thus, and the excircle external surface of body 8 is contacted with two flats of ring 17, ring is radially compressed in body 8 and is formed between the planar section of flat 18a of groove 18, to effectively collar 3 is blocked in its static vertical adjustment position with respect to base 2.
In these cases, consider the height of covering of roadway, by encircling clamping along diameter of 17 tubular body 8 peripheries at collar 3, the height H of clack box is accurately regulated and is effectively remained in the vertical position of expectation, and not when making collar 3 be reduced to the unexpected risk in base 2 when clack box arranges covering of roadway around.
By occupying the less width of the flat 16a of the inner radial of ring 17 in the space between collar 3 and opening 16 and the flat 8a of the body of collar 8 and opening 16, allow by collar rotation for example a circle 1/8th.
According to a unshowned alternative embodiment, can be collar body 8, the central opening 16 of base 2 and the bottom perimeter surface of groove 18 provide single flat 8a, 16a and 18a, the body 8 of collar 3 can be slided vertically in base 2, by encircling, be held simultaneously, described ring assembled body 8 is so that the flat 8a of body 8 is relative with the flat 16a of opening 16, and and then relative with the corresponding flat of ring 17, until collar 3 is vertically adjusted position with respect to the expectation of base 2, then rotate collar 3, making to encircle 17 is radially compressed between the excircle external surface of body 8 and the planar section of the flat 18a of formation groove 18, so that effectively collar 3 being blocked in to it with respect to base 2 vertically adjusts in position.Therefore will understand, and during the vertical slip at collar 3 with respect to base 2, encircle 17 and coordinate the external shape of body 8, this external shape to have the mode with CONTACT WITH FRICTION to be parallel to the longitudinal direction of body along the single flat of body 8 extensions.
Clack box according to the present invention allows particularly, when when clack box is arranged covering of roadway around, can with respect to base, to block collar very reliably as required, and not make collar be reduced to the unexpected risk in base.
Claims (10)
1. a clack box (1), its body comprises: the tubulose collar (3) that the opening (16) of tubular base (2) and the part by described tubular base (2) is slidably installed, the O shape ring (17) of being made by elastic body is radially compressed between described collar (3) and a described part for described base (2) so that described collar (3) is wedged to vertical position with respect to described base (2), it is characterized in that
Described collar (3) comprises at least one outer flat (8a) of the longitudinal direction extension that is parallel to described collar (3), the interior perimeter surface of the described opening (16) of a described part for described base (2) comprises at least one planar section that forms flat (16a), so that the shape of the shape of described opening and described collar (3) matches, described O shape ring (17) is contained in the groove (18) in a described part that is formed at described base (2), so that described O shape ring (17) partly enters described opening (16) from described groove (18) is outstanding, the periphery basal surface of described groove (18) comprises at least one planar section of flat (18a) of the flat (16a) of the described opening (16) that forms the described part extend to described base (2), so that the described O shape ring shape of (17) and the shape of described collar (3) matches and be clamped in described collar (3) around when the flat (16a) of the described opening (16) of the flat (8a) of described collar (3) and a described part for described base (2) is relative, and exist described collar (3) by sliding to adjust it with respect to the possibility of the vertical position of described base (2) with the CONTACT WITH FRICTION of described O shape ring (17), and described collar (3) can rotate predetermined angular, to the flat of described collar (8a) is discharged from the position of the flat (16a) of the described opening (16) of the described part in the face of described base (2), and the appropriate section by described O shape ring (17) is in described collar (3) and the radial compression of holding described O shape and encircling between the flat (18a) of described groove (18) of (17), described collar (3) is blocked in to it vertically to be adjusted in position.
2. clack box according to claim 1, it is characterized in that, described collar (3) comprises that two of longitudinal direction that are parallel to described collar (3) are along the relative flat of diameter (8a), make described collar (3) be formed with oval exterior contour, the described interior perimeter surface of the described opening (16) of a described part for described tubular base (2) respectively comprises that with the bottom perimeter surface of described groove (18) two along the relative parallel flat part (16a of diameter, 18a), make described opening (16) and described groove (18) in lateral cross section, there is elliptical shape, and be contained in described O shape ring (17) in described groove (18) and there is outstanding elliptical shape in the described opening (16) of the described part of described base (2), when relative with two flats (16a) of the described opening (16) of the described part of described base (2) respectively with described two flats (8a) of the described collar of box lunch (3), clamp the matched shape of described collar (3), and the rotatable predetermined angular of described collar (3), so that two flats (8a) of described collar depart from from the relative position of their described two flats (16a) with the described opening (16) of the described part of described base (2), and the appropriate section by described O shape ring (17) is in described collar (3) and the radial compression of holding described O shape and encircling between described two flats (18a) of described groove (18) of (17), described collar (3) is blocked in to it vertically to be adjusted in position.
3. clack box according to claim 1 and 2, is characterized in that, described O shape ring (17) is projected into along identical radial distance from described groove (18) the described opening (16) of a described part of described base (2).
4. clack box according to claim 1 and 2, is characterized in that, described O shape ring (17) is that Shore hardness is 60 chloroprene rubber.
5. clack box according to claim 1 and 2, is characterized in that, described tubular base (2) is provided with outside upper flange (6), and described outside upper flange (6) is formed with the part being slidably installed with described collar (3).
6. clack box according to claim 1 and 2, is characterized in that, described collar (3) is provided with outside upper flange, and connector (10) is locked in this flange removedly.
7. clack box according to claim 1 and 2, is characterized in that, described collar (3) comprises cylindrical tube body (8), and described cylindrical tube body (8) at least comprises described flat (8a).
8. for a method for clack box according to claim 1 (1) is installed at covering of roadway, it is characterized in that, comprising: the described tubular base (2) that comprises O shape ring (17) is placed on the ground; With respect to described base (2), locate described collar (3) so that each flat (8a) of described collar (3) can both be positioned in the process that described collar (3) inserts described base (2) relative with the corresponding flat (16a) of described base (2); By the Frictional Slipping with described O shape ring (17), described collar (3) is inserted to described base (2), until described collar (3) is positioned predetermined height with respect to described base (2); By described collar (3) rotation predetermined angular, to the flat of described collar (3) (8a) is departed from from its position in the face of the flat (16a) of described base (2); Appropriate section by described O shape ring (17), in described collar (3) and the radial compression of holding between the flat (18a) of described groove (18) of described O shape ring (17), is blocked in described collar (3) in its predetermined vertically adjustment position; And around described clack box (1), described covering of roadway is set.
9. the collar for clack box (1) (3), comprise that top has the tubular body of flange (9) (8), connector (10) can be locked in described flange (9) removedly, it is characterized in that, described tubular body (8) comprise that the longitudinal direction of the described tubular body (8) that is parallel to described collar (3) extends two is along the relative outer flat (8a) of diameter.
10. the tubular base for clack box (1) (2), described tubular base (2) is provided with the outside upper flange (6) with the central opening (16) that the collar (3) for described clack box (1) passes through, it is characterized in that, the interior perimeter surface of described central opening (16) comprises and forms two of flat along the relative parallel plane part (16a) of diameter, and in described outside upper flange (6), be formed with groove (18), the bottom perimeter surface of described groove comprises formation flat, pass into respectively in two flats (16a) of described central opening (16) of described outside upper flange (6) two along the relative parallel plane part (18a) of diameter, in lateral cross section, described central opening (16) and described groove have respectively two concentric elliptical shape.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR1050129 | 2010-01-11 | ||
| FR1050129A FR2955127B1 (en) | 2010-01-11 | 2010-01-11 | KEY MOUTH WITH MEANS FOR LOCKING ITS REHAUSSE RELATIVELY WITH THE LOWER SUPPORT OF THE BOOSTER |
| PCT/FR2011/050021 WO2011083277A1 (en) | 2010-01-11 | 2011-01-07 | Valve box having means for blocking the collar thereof relative to the base of the collar, collar and base, and method for installing the valve box |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102695834A CN102695834A (en) | 2012-09-26 |
| CN102695834B true CN102695834B (en) | 2014-11-12 |
Family
ID=42227800
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201180005479.2A Expired - Fee Related CN102695834B (en) | 2010-01-11 | 2011-01-07 | Valve box having means for blocking the collar thereof relative to the base of the collar, collar and base, and method for installing the valve box |
Country Status (3)
| Country | Link |
|---|---|
| CN (1) | CN102695834B (en) |
| FR (1) | FR2955127B1 (en) |
| WO (1) | WO2011083277A1 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR3124554B1 (en) * | 2021-06-23 | 2023-06-16 | Danfoss Commercial Compressors | REFRIGERATION COMPRESSOR HAVING AN OIL LEVEL SENSOR ARRANGEMENT |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0462036A1 (en) * | 1990-06-15 | 1991-12-18 | Societe Anonyme Dite : Sodif | Hydrant with raising |
| JP2680558B2 (en) * | 1995-04-21 | 1997-11-19 | 株式会社明和製作所 | Gate valve box |
| DE10307924A1 (en) * | 2003-02-25 | 2004-09-16 | Telekap Gmbh | Adjustable access cover for underground services is fitted to an inner housing with height and tilt adjustment via a threaded adjuster |
| EP1486622A2 (en) * | 2003-06-10 | 2004-12-15 | Rudi Hester | Height adjustable street cover |
| CN2839390Y (en) * | 2005-07-22 | 2006-11-22 | 黄锦安 | Folding outdoor fire hydrant |
| CN201206257Y (en) * | 2008-02-25 | 2009-03-11 | 捷耐特阀门集团有限公司 | Self-closing anti-collision hydrant |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2663006A1 (en) * | 1990-06-11 | 1991-12-13 | Trouvay & Cauvin Ets | Adjustable key nozzle (gated vault, vent) |
-
2010
- 2010-01-11 FR FR1050129A patent/FR2955127B1/en not_active Expired - Fee Related
-
2011
- 2011-01-07 CN CN201180005479.2A patent/CN102695834B/en not_active Expired - Fee Related
- 2011-01-07 WO PCT/FR2011/050021 patent/WO2011083277A1/en active Application Filing
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0462036A1 (en) * | 1990-06-15 | 1991-12-18 | Societe Anonyme Dite : Sodif | Hydrant with raising |
| JP2680558B2 (en) * | 1995-04-21 | 1997-11-19 | 株式会社明和製作所 | Gate valve box |
| DE10307924A1 (en) * | 2003-02-25 | 2004-09-16 | Telekap Gmbh | Adjustable access cover for underground services is fitted to an inner housing with height and tilt adjustment via a threaded adjuster |
| EP1486622A2 (en) * | 2003-06-10 | 2004-12-15 | Rudi Hester | Height adjustable street cover |
| CN2839390Y (en) * | 2005-07-22 | 2006-11-22 | 黄锦安 | Folding outdoor fire hydrant |
| CN201206257Y (en) * | 2008-02-25 | 2009-03-11 | 捷耐特阀门集团有限公司 | Self-closing anti-collision hydrant |
Also Published As
| Publication number | Publication date |
|---|---|
| FR2955127A1 (en) | 2011-07-15 |
| CN102695834A (en) | 2012-09-26 |
| FR2955127B1 (en) | 2015-05-01 |
| WO2011083277A1 (en) | 2011-07-14 |
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