[go: up one dir, main page]

SE7902937L - PROCEDURE FOR PREPARING LIP SEALS - Google Patents

PROCEDURE FOR PREPARING LIP SEALS

Info

Publication number
SE7902937L
SE7902937L SE7902937A SE7902937A SE7902937L SE 7902937 L SE7902937 L SE 7902937L SE 7902937 A SE7902937 A SE 7902937A SE 7902937 A SE7902937 A SE 7902937A SE 7902937 L SE7902937 L SE 7902937L
Authority
SE
Sweden
Prior art keywords
procedure
lip seals
preparing
preparing lip
mos2
Prior art date
Application number
SE7902937A
Other languages
Unknown language ( )
Swedish (sv)
Other versions
SE419839B (en
Inventor
F L Johansson
B F S Svenning
Original Assignee
Atlas Copco Ab
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Atlas Copco Ab filed Critical Atlas Copco Ab
Priority to SE7902937A priority Critical patent/SE419839B/en
Priority to DK138180A priority patent/DK138180A/en
Priority to GB8010958A priority patent/GB2047158B/en
Priority to DE19803012619 priority patent/DE3012619A1/en
Publication of SE7902937L publication Critical patent/SE7902937L/en
Publication of SE419839B publication Critical patent/SE419839B/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
    • B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
    • B23P15/06—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass piston rings from one piece
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C51/00—Shaping by thermoforming, i.e. shaping sheets or sheet like preforms after heating, e.g. shaping sheets in matched moulds or by deep-drawing; Apparatus therefor
    • B29C51/002—Shaping by thermoforming, i.e. shaping sheets or sheet like preforms after heating, e.g. shaping sheets in matched moulds or by deep-drawing; Apparatus therefor characterised by the choice of material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C51/00—Shaping by thermoforming, i.e. shaping sheets or sheet like preforms after heating, e.g. shaping sheets in matched moulds or by deep-drawing; Apparatus therefor
    • B29C51/08—Deep drawing or matched-mould forming, i.e. using mechanical means only
    • B29C51/082—Deep drawing or matched-mould forming, i.e. using mechanical means only by shaping between complementary mould parts
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J15/00—Sealings
    • F16J15/16—Sealings between relatively-moving surfaces
    • F16J15/32—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings
    • F16J15/3204—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings with at least one lip
    • F16J15/3232—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings with at least one lip having two or more lips
    • F16J15/3236—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings with at least one lip having two or more lips with at least one lip for each surface, e.g. U-cup packings
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J15/00—Sealings
    • F16J15/16—Sealings between relatively-moving surfaces
    • F16J15/32—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings
    • F16J15/328—Manufacturing methods specially adapted for elastic sealings

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Lining Or Joining Of Plastics Or The Like (AREA)
  • Sealing Material Composition (AREA)
  • Pistons, Piston Rings, And Cylinders (AREA)
  • Sealing With Elastic Sealing Lips (AREA)
  • Sealing Devices (AREA)

Abstract

From a relatively thick (0.5 - 1 mm) foil of a thermoplastic material (MoS2- filled polyethylene) an annular flat piece is stamped and then pressed at an elevated temperature (135-150 DEG C) by means 15 and cooled while its form is maintained to provide a seal 5. <IMAGE>
SE7902937A 1979-04-03 1979-04-03 PROCEDURES AND AGENTS FOR PREPARING LIP SEALS SE419839B (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
SE7902937A SE419839B (en) 1979-04-03 1979-04-03 PROCEDURES AND AGENTS FOR PREPARING LIP SEALS
DK138180A DK138180A (en) 1979-04-03 1980-03-31 PROCEDURE FOR THE MANUFACTURING OF THE PATH
GB8010958A GB2047158B (en) 1979-04-03 1980-04-01 Manufacturing a lip seal
DE19803012619 DE3012619A1 (en) 1979-04-03 1980-04-01 METHOD FOR PRODUCING A LIP SEAL

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE7902937A SE419839B (en) 1979-04-03 1979-04-03 PROCEDURES AND AGENTS FOR PREPARING LIP SEALS

Publications (2)

Publication Number Publication Date
SE7902937L true SE7902937L (en) 1980-10-04
SE419839B SE419839B (en) 1981-08-31

Family

ID=20337713

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7902937A SE419839B (en) 1979-04-03 1979-04-03 PROCEDURES AND AGENTS FOR PREPARING LIP SEALS

Country Status (4)

Country Link
DE (1) DE3012619A1 (en)
DK (1) DK138180A (en)
GB (1) GB2047158B (en)
SE (1) SE419839B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3715992A1 (en) * 1987-05-13 1988-12-01 Kempchen & Co Gmbh Process for producing an annular sealing cover which is U-shaped in profile from polytetrafluoroethylene
ES2325563B1 (en) * 2006-12-29 2010-07-09 Jose Fernando Lopez Diaz IMPROVED PROCEDURE FOR DEFORMATION OF THERMOPLASTIC PIPES FOR STORAGE AND TRANSPORTATION.
US9856866B2 (en) 2011-01-28 2018-01-02 Wabtec Holding Corp. Oil-free air compressor for rail vehicles

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1479754A1 (en) * 1958-07-28 1969-02-27 Thompson Ramo Wooldridge Inc Process for shaping materials with elastic characteristics
US3586566A (en) * 1965-10-21 1971-06-22 Chesterton A W Co Process of encapsulating an o-ring

Also Published As

Publication number Publication date
DE3012619A1 (en) 1980-10-16
DK138180A (en) 1980-10-04
SE419839B (en) 1981-08-31
GB2047158B (en) 1983-02-02
GB2047158A (en) 1980-11-26

Similar Documents

Publication Publication Date Title
SE7509049L (en) GUARANTEE CLOSURE FOR A CONTAINER, AND PROCEDURE FOR PRODUCING SUCH A CLOSURE.
ES218352U (en) Shaft shutter. (Machine-translation by Google Translate, not legally binding)
AU5268679A (en) Improved heat sealing irradiated film
GB994685A (en) Interchangeable sealing device for joining a detachable component to a rigid wall
SE7902937L (en) PROCEDURE FOR PREPARING LIP SEALS
BE862851A (en) SILICONE RUBBER COMPOSITION USEFUL FOR THE MANUFACTURE OF SHAFT SEALS
JPS555398A (en) Method for sealing heat sealable film to cup edge * platen and cup sealed by said film
JPS5584659A (en) Film capable of being thermally sealed up
NO165311C (en) SEAL.
JPS5582649A (en) Thermoplastic film capable of being thermally sealed up
GB2022395A (en) Steel toe-cap for safety footwear
FI821406L (en) FRAMEWORK FOR PLACING DETAILS OF PLASTIC DETAILS
AU524372B2 (en) Sealing of thermoplastic tubes
JPS53133061A (en) Fixing structure of watch glass
GB2001155A (en) A molten metal holding vessel
GB2004602A (en) Seals between wet cylinder liners and engine blocks
JPS54142698A (en) Attaching device of seal ring
SE8304768L (en) STRUCTURED LISTS FOR BODY CARRIERS
GB2021115A (en) Vitamin D derivatives
AU531242B2 (en) Hydrocortisone esters
JPS54130801A (en) Production of hermetically sealed electric apparatus
SE7901742L (en) WAY TO MAKE BREAKABLE SEALS
JPS52102740A (en) Heat fixing apparatus of radiation type
JPS55155962A (en) Shaft sealing device
JPS5429374A (en) Production of lid of vessel

Legal Events

Date Code Title Description
NUG Patent has lapsed

Ref document number: 7902937-7

Effective date: 19910117

Format of ref document f/p: F