CA1086696A - Diffusion pumping apparatus - Google Patents
Diffusion pumping apparatusInfo
- Publication number
- CA1086696A CA1086696A CA324,558A CA324558A CA1086696A CA 1086696 A CA1086696 A CA 1086696A CA 324558 A CA324558 A CA 324558A CA 1086696 A CA1086696 A CA 1086696A
- Authority
- CA
- Canada
- Prior art keywords
- pressure
- chamber
- gas
- air
- rubber
- 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
Links
- 238000009792 diffusion process Methods 0.000 title claims abstract description 84
- 238000005086 pumping Methods 0.000 title description 51
- 239000003570 air Substances 0.000 claims abstract description 103
- 239000012080 ambient air Substances 0.000 claims abstract description 35
- 229920002521 macromolecule Polymers 0.000 claims abstract description 8
- 150000002605 large molecules Chemical class 0.000 claims abstract description 7
- 239000007789 gas Substances 0.000 claims description 72
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 35
- 239000013536 elastomeric material Substances 0.000 claims description 24
- 230000036961 partial effect Effects 0.000 claims description 23
- 229920001971 elastomer Polymers 0.000 claims description 21
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 claims description 20
- 239000000463 material Substances 0.000 claims description 20
- 229910052757 nitrogen Inorganic materials 0.000 claims description 17
- 239000000203 mixture Substances 0.000 claims description 15
- 229910018503 SF6 Inorganic materials 0.000 claims description 11
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 11
- 239000001301 oxygen Substances 0.000 claims description 11
- 229910052760 oxygen Inorganic materials 0.000 claims description 11
- SFZCNBIFKDRMGX-UHFFFAOYSA-N sulfur hexafluoride Chemical compound FS(F)(F)(F)(F)F SFZCNBIFKDRMGX-UHFFFAOYSA-N 0.000 claims description 11
- 229960000909 sulfur hexafluoride Drugs 0.000 claims description 11
- 229910052786 argon Inorganic materials 0.000 claims description 10
- 229920001200 poly(ethylene-vinyl acetate) Polymers 0.000 claims description 10
- WMIYKQLTONQJES-UHFFFAOYSA-N hexafluoroethane Chemical compound FC(F)(F)C(F)(F)F WMIYKQLTONQJES-UHFFFAOYSA-N 0.000 claims description 9
- 229920002635 polyurethane Polymers 0.000 claims description 9
- 239000004814 polyurethane Substances 0.000 claims description 9
- BCCOBQSFUDVTJQ-UHFFFAOYSA-N octafluorocyclobutane Chemical compound FC1(F)C(F)(F)C(F)(F)C1(F)F BCCOBQSFUDVTJQ-UHFFFAOYSA-N 0.000 claims description 7
- 235000019407 octafluorocyclobutane Nutrition 0.000 claims description 7
- 230000035699 permeability Effects 0.000 claims description 7
- 239000004698 Polyethylene Substances 0.000 claims description 6
- 239000000806 elastomer Substances 0.000 claims description 5
- 239000004709 Chlorinated polyethylene Substances 0.000 claims description 4
- 244000043261 Hevea brasiliensis Species 0.000 claims description 4
- 229920000459 Nitrile rubber Polymers 0.000 claims description 4
- 239000004341 Octafluorocyclobutane Substances 0.000 claims description 4
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 claims description 4
- NTXGQCSETZTARF-UHFFFAOYSA-N buta-1,3-diene;prop-2-enenitrile Chemical compound C=CC=C.C=CC#N NTXGQCSETZTARF-UHFFFAOYSA-N 0.000 claims description 4
- MTAZNLWOLGHBHU-UHFFFAOYSA-N butadiene-styrene rubber Chemical compound C=CC=C.C=CC1=CC=CC=C1 MTAZNLWOLGHBHU-UHFFFAOYSA-N 0.000 claims description 4
- HQQADJVZYDDRJT-UHFFFAOYSA-N ethene;prop-1-ene Chemical group C=C.CC=C HQQADJVZYDDRJT-UHFFFAOYSA-N 0.000 claims description 4
- 239000005038 ethylene vinyl acetate Substances 0.000 claims description 4
- HCDGVLDPFQMKDK-UHFFFAOYSA-N hexafluoropropylene Chemical group FC(F)=C(F)C(F)(F)F HCDGVLDPFQMKDK-UHFFFAOYSA-N 0.000 claims description 4
- 229920001684 low density polyethylene Polymers 0.000 claims description 4
- 239000004702 low-density polyethylene Substances 0.000 claims description 4
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 claims description 4
- 229920003052 natural elastomer Polymers 0.000 claims description 4
- 229920001194 natural rubber Polymers 0.000 claims description 4
- QYSGYZVSCZSLHT-UHFFFAOYSA-N octafluoropropane Chemical compound FC(F)(F)C(F)(F)C(F)(F)F QYSGYZVSCZSLHT-UHFFFAOYSA-N 0.000 claims description 4
- 229920001084 poly(chloroprene) Polymers 0.000 claims description 4
- 229920000728 polyester Polymers 0.000 claims description 4
- 229920001155 polypropylene Polymers 0.000 claims description 4
- 229920000915 polyvinyl chloride Polymers 0.000 claims description 4
- 239000004800 polyvinyl chloride Substances 0.000 claims description 4
- 229920002379 silicone rubber Polymers 0.000 claims description 4
- 239000004945 silicone rubber Substances 0.000 claims description 4
- 229920002725 thermoplastic elastomer Polymers 0.000 claims description 4
- AJDIZQLSFPQPEY-UHFFFAOYSA-N 1,1,2-Trichlorotrifluoroethane Chemical compound FC(F)(Cl)C(F)(Cl)Cl AJDIZQLSFPQPEY-UHFFFAOYSA-N 0.000 claims description 3
- RJCQBQGAPKAMLL-UHFFFAOYSA-N bromotrifluoromethane Chemical compound FC(F)(F)Br RJCQBQGAPKAMLL-UHFFFAOYSA-N 0.000 claims description 3
- UUAGAQFQZIEFAH-UHFFFAOYSA-N chlorotrifluoroethylene Chemical group FC(F)=C(F)Cl UUAGAQFQZIEFAH-UHFFFAOYSA-N 0.000 claims description 3
- AFYPFACVUDMOHA-UHFFFAOYSA-N chlorotrifluoromethane Chemical compound FC(F)(F)Cl AFYPFACVUDMOHA-UHFFFAOYSA-N 0.000 claims description 3
- 229920001973 fluoroelastomer Polymers 0.000 claims description 3
- 229960004692 perflenapent Drugs 0.000 claims description 3
- 229960004624 perflexane Drugs 0.000 claims description 3
- KAVGMUDTWQVPDF-UHFFFAOYSA-N perflubutane Chemical compound FC(F)(F)C(F)(F)C(F)(F)C(F)(F)F KAVGMUDTWQVPDF-UHFFFAOYSA-N 0.000 claims description 3
- 229950003332 perflubutane Drugs 0.000 claims description 3
- ZJIJAJXFLBMLCK-UHFFFAOYSA-N perfluorohexane Chemical compound FC(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)F ZJIJAJXFLBMLCK-UHFFFAOYSA-N 0.000 claims description 3
- NJCBUSHGCBERSK-UHFFFAOYSA-N perfluoropentane Chemical compound FC(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)F NJCBUSHGCBERSK-UHFFFAOYSA-N 0.000 claims description 3
- 229960004065 perflutren Drugs 0.000 claims description 3
- 229920002681 hypalon Polymers 0.000 claims description 2
- LGUZHRODIJCVOC-UHFFFAOYSA-N perfluoroheptane Chemical compound FC(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)F LGUZHRODIJCVOC-UHFFFAOYSA-N 0.000 claims description 2
- LVGUZGTVOIAKKC-UHFFFAOYSA-N 1,1,1,2-tetrafluoroethane Chemical compound FCC(F)(F)F LVGUZGTVOIAKKC-UHFFFAOYSA-N 0.000 claims 2
- -1 fluoroelas-tomer Substances 0.000 claims 1
- 230000007423 decrease Effects 0.000 abstract description 7
- 230000002441 reversible effect Effects 0.000 abstract description 5
- 230000003247 decreasing effect Effects 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 13
- 230000004888 barrier function Effects 0.000 description 9
- 230000001965 increasing effect Effects 0.000 description 9
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 8
- 230000009471 action Effects 0.000 description 8
- 230000007774 longterm Effects 0.000 description 6
- 239000012298 atmosphere Substances 0.000 description 5
- 238000004458 analytical method Methods 0.000 description 4
- 238000013459 approach Methods 0.000 description 4
- 229910002092 carbon dioxide Inorganic materials 0.000 description 4
- 239000001569 carbon dioxide Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 229920000642 polymer Polymers 0.000 description 4
- 230000002829 reductive effect Effects 0.000 description 4
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- VOPWNXZWBYDODV-UHFFFAOYSA-N Chlorodifluoromethane Chemical compound FC(F)Cl VOPWNXZWBYDODV-UHFFFAOYSA-N 0.000 description 2
- JOYRKODLDBILNP-UHFFFAOYSA-N Ethyl urethane Chemical compound CCOC(N)=O JOYRKODLDBILNP-UHFFFAOYSA-N 0.000 description 2
- GQPLMRYTRLFLPF-UHFFFAOYSA-N Nitrous Oxide Chemical compound [O-][N+]#N GQPLMRYTRLFLPF-UHFFFAOYSA-N 0.000 description 2
- 208000036366 Sensation of pressure Diseases 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 125000004122 cyclic group Chemical group 0.000 description 2
- 239000000284 extract Substances 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000004949 mass spectrometry Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 238000005381 potential energy Methods 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- DDMOUSALMHHKOS-UHFFFAOYSA-N 1,2-dichloro-1,1,2,2-tetrafluoroethane Chemical compound FC(F)(Cl)C(F)(F)Cl DDMOUSALMHHKOS-UHFFFAOYSA-N 0.000 description 1
- RFCAUADVODFSLZ-UHFFFAOYSA-N 1-Chloro-1,1,2,2,2-pentafluoroethane Chemical compound FC(F)(F)C(F)(F)Cl RFCAUADVODFSLZ-UHFFFAOYSA-N 0.000 description 1
- 239000004677 Nylon Substances 0.000 description 1
- 229920005830 Polyurethane Foam Polymers 0.000 description 1
- 229920001328 Polyvinylidene chloride Polymers 0.000 description 1
- 230000009102 absorption Effects 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 125000000484 butyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 235000019406 chloropentafluoroethane Nutrition 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- PXBRQCKWGAHEHS-UHFFFAOYSA-N dichlorodifluoromethane Chemical compound FC(F)(Cl)Cl PXBRQCKWGAHEHS-UHFFFAOYSA-N 0.000 description 1
- 235000019404 dichlorodifluoromethane Nutrition 0.000 description 1
- 229910001873 dinitrogen Inorganic materials 0.000 description 1
- 239000013013 elastic material Substances 0.000 description 1
- 230000003028 elevating effect Effects 0.000 description 1
- 230000001747 exhibiting effect Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 125000004435 hydrogen atom Chemical class [H]* 0.000 description 1
- 230000000670 limiting effect Effects 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 239000001272 nitrous oxide Substances 0.000 description 1
- 230000009972 noncorrosive effect Effects 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 238000012354 overpressurization Methods 0.000 description 1
- 239000005022 packaging material Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920006254 polymer film Polymers 0.000 description 1
- 239000011496 polyurethane foam Substances 0.000 description 1
- 239000005033 polyvinylidene chloride Substances 0.000 description 1
- 230000007425 progressive decline Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- TXEYQDLBPFQVAA-UHFFFAOYSA-N tetrafluoromethane Chemical compound FC(F)(F)F TXEYQDLBPFQVAA-UHFFFAOYSA-N 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 150000003673 urethanes Chemical class 0.000 description 1
- 229910052724 xenon Inorganic materials 0.000 description 1
- FHNFHKCVQCLJFQ-UHFFFAOYSA-N xenon atom Chemical compound [Xe] FHNFHKCVQCLJFQ-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A43—FOOTWEAR
- A43B—CHARACTERISTIC FEATURES OF FOOTWEAR; PARTS OF FOOTWEAR
- A43B13/00—Soles; Sole-and-heel integral units
- A43B13/14—Soles; Sole-and-heel integral units characterised by the constructive form
- A43B13/18—Resilient soles
- A43B13/20—Pneumatic soles filled with a compressible fluid, e.g. air, gas
- A43B13/206—Pneumatic soles filled with a compressible fluid, e.g. air, gas provided with tubes or pipes or tubular shaped cushioning members
-
- A—HUMAN NECESSITIES
- A43—FOOTWEAR
- A43B—CHARACTERISTIC FEATURES OF FOOTWEAR; PARTS OF FOOTWEAR
- A43B1/00—Footwear characterised by the material
- A43B1/0018—Footwear characterised by the material made at least partially of flexible, bellow-like shaped material
-
- A—HUMAN NECESSITIES
- A43—FOOTWEAR
- A43B—CHARACTERISTIC FEATURES OF FOOTWEAR; PARTS OF FOOTWEAR
- A43B13/00—Soles; Sole-and-heel integral units
- A43B13/14—Soles; Sole-and-heel integral units characterised by the constructive form
- A43B13/18—Resilient soles
- A43B13/20—Pneumatic soles filled with a compressible fluid, e.g. air, gas
- A43B13/203—Pneumatic soles filled with a compressible fluid, e.g. air, gas provided with a pump or valve
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F3/00—Devices, e.g. jacks, adapted for uninterrupted lifting of loads
- B66F3/24—Devices, e.g. jacks, adapted for uninterrupted lifting of loads fluid-pressure operated
- B66F3/25—Constructional features
- B66F3/35—Inflatable flexible elements, e.g. bellows
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H15/00—Tents or canopies, in general
- E04H15/20—Tents or canopies, in general inflatable, e.g. shaped, strengthened or supported by fluid pressure
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H15/00—Tents or canopies, in general
- E04H15/20—Tents or canopies, in general inflatable, e.g. shaped, strengthened or supported by fluid pressure
- E04H2015/201—Tents or canopies, in general inflatable, e.g. shaped, strengthened or supported by fluid pressure with inflatable tubular framework, with or without tent cover
Landscapes
- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Architecture (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Civil Engineering (AREA)
- Footwear And Its Accessory, Manufacturing Method And Apparatuses (AREA)
- Fluid-Damping Devices (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
- Tents Or Canopies (AREA)
- Mattresses And Other Support Structures For Chairs And Beds (AREA)
- Buildings Adapted To Withstand Abnormal External Influences (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US90305578A | 1978-05-05 | 1978-05-05 | |
US903,055 | 1978-05-05 |
Publications (1)
Publication Number | Publication Date |
---|---|
CA1086696A true CA1086696A (en) | 1980-09-30 |
Family
ID=25416866
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA324,558A Expired CA1086696A (en) | 1978-05-05 | 1979-03-30 | Diffusion pumping apparatus |
Country Status (10)
Country | Link |
---|---|
JP (1) | JPS5531482A (es) |
AU (1) | AU525708B2 (es) |
CA (1) | CA1086696A (es) |
DE (1) | DE2918096C2 (es) |
FR (1) | FR2425007B2 (es) |
GB (2) | GB2034169B (es) |
IT (1) | IT1116063B (es) |
MX (1) | MX150471A (es) |
PH (1) | PH20338A (es) |
SE (1) | SE445944B (es) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4219945B1 (en) * | 1978-06-26 | 1993-10-19 | Robert C. Bogert | Footwear |
SE8006128L (sv) * | 1980-09-02 | 1982-03-03 | Bertil Frostenson | Forfarande for komprimering av gasformigt medium samt anordning for utforande av forfarandet |
GB2200831B (en) * | 1987-02-16 | 1990-11-14 | Carlo Zaccaro | Shoes |
MY106949A (en) * | 1988-02-05 | 1995-08-30 | Rudy Marion F | Pressurizable envelope and method |
US5042176A (en) * | 1989-01-19 | 1991-08-27 | Robert C. Bogert | Load carrying cushioning device with improved barrier material for control of diffusion pumping |
US5595004A (en) * | 1994-03-30 | 1997-01-21 | Nike, Inc. | Shoe sole including a peripherally-disposed cushioning bladder |
DE19509309A1 (de) * | 1995-03-15 | 1996-09-19 | Esn Elastomer Gmbh | Verfahren und Vorrichtung zur Verbesserung der Spieleigenschaften von Tischtennis-Schlägerbelägen |
DE19741588C2 (de) * | 1997-09-20 | 2000-05-25 | Sunflex Sport Schnellbuegel & | Verfahren und Vorrichtung zur Verzögerung der Ausgasung bei einem frischgeklebten Tischtennisschläger |
US7562469B2 (en) * | 2003-12-23 | 2009-07-21 | Nike, Inc. | Footwear with fluid-filled bladder and a reinforcing structure |
CA2599664A1 (en) | 2005-03-12 | 2006-09-21 | Sealed Air Corporation (Us) | Inflatable containers |
KR102297820B1 (ko) | 2017-02-27 | 2021-09-06 | 나이키 이노베이트 씨.브이. | 유체-충진 블래더 챔버들을 포함하는 조절 가능한 발 지지 시스템 |
CN107289317A (zh) * | 2017-08-04 | 2017-10-24 | 海南聚能科技创新研究院有限公司 | 一种可计量贮气装置 |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE235292C (es) * | ||||
FR1484626A (fr) * | 1963-08-16 | 1967-06-16 | Du Pont | Perfectionnements aux structures ultramicrocellulaires et procédé de préparation de telles structures |
US3344221A (en) * | 1963-08-16 | 1967-09-26 | Du Pont | Method for inflating or deflating closed cell foams |
US3521328A (en) * | 1966-06-23 | 1970-07-21 | Du Pont | Process for carding microcellular fibers |
US3491173A (en) * | 1967-02-14 | 1970-01-20 | Du Pont | Method for producing a substantially collapsed storage-stable,self-inflatable microcellular structure |
US3375212A (en) * | 1967-02-14 | 1968-03-26 | Du Pont | Microcellular polymeric structure |
IT963742B (it) * | 1972-08-04 | 1974-01-21 | Pirelli | Pneumatico di sicurezza provvisto di una struttura gonfiabile auto maticamente al prodursi di fori o lacerazioni nel pneumatico |
ZA738777B (en) * | 1973-01-18 | 1974-10-30 | Gen Tire & Rubber Co | Tennis ball inflation |
GB1539731A (en) * | 1975-04-09 | 1979-01-31 | British Petroleum Co | Growth of plants |
US4098504A (en) * | 1975-10-31 | 1978-07-04 | The General Tire & Rubber Company | Tennis ball |
US4183156A (en) * | 1977-01-14 | 1980-01-15 | Robert C. Bogert | Insole construction for articles of footwear |
JPS5910902B2 (ja) * | 1977-10-20 | 1984-03-12 | マリオン・エフ・ルデイ | 製品および物体用エラストマ・クッション・デバイス |
-
1979
- 1979-03-22 JP JP3375779A patent/JPS5531482A/ja active Granted
- 1979-03-30 CA CA324,558A patent/CA1086696A/en not_active Expired
- 1979-04-05 SE SE7903039A patent/SE445944B/sv not_active IP Right Cessation
- 1979-04-12 GB GB7935403A patent/GB2034169B/en not_active Expired
- 1979-04-12 GB GB7912998A patent/GB2020409B/en not_active Expired
- 1979-05-03 PH PH22448A patent/PH20338A/en unknown
- 1979-05-03 AU AU46719/79A patent/AU525708B2/en not_active Ceased
- 1979-05-04 FR FR7911299A patent/FR2425007B2/fr not_active Expired
- 1979-05-04 IT IT48946/79A patent/IT1116063B/it active
- 1979-05-04 DE DE2918096A patent/DE2918096C2/de not_active Expired - Lifetime
- 1979-05-07 MX MX177538A patent/MX150471A/es unknown
Also Published As
Publication number | Publication date |
---|---|
IT7948946A0 (it) | 1979-05-04 |
SE445944B (sv) | 1986-07-28 |
GB2020409A (en) | 1979-11-14 |
FR2425007A2 (fr) | 1979-11-30 |
GB2020409B (en) | 1983-01-06 |
JPS5531482A (en) | 1980-03-05 |
FR2425007B2 (fr) | 1985-11-15 |
IT1116063B (it) | 1986-02-10 |
DE2918096A1 (de) | 1979-11-15 |
AU525708B2 (en) | 1982-11-25 |
MX150471A (es) | 1984-05-14 |
DE2918096C2 (de) | 1994-01-13 |
SE7903039L (sv) | 1979-11-06 |
GB2034169A (en) | 1980-06-04 |
GB2034169B (en) | 1982-08-11 |
JPS633105B2 (es) | 1988-01-21 |
AU4671979A (en) | 1979-11-08 |
PH20338A (en) | 1986-12-04 |
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