GB1473550A - - Google Patents
Info
- Publication number
- GB1473550A GB1473550A GB5530874A GB5530874A GB1473550A GB 1473550 A GB1473550 A GB 1473550A GB 5530874 A GB5530874 A GB 5530874A GB 5530874 A GB5530874 A GB 5530874A GB 1473550 A GB1473550 A GB 1473550A
- Authority
- GB
- United Kingdom
- Prior art keywords
- piston
- dec
- rings
- dechavanne
- polythene
- 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
Classifications
-
- 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
- F16J15/56—Other sealings for reciprocating rods
-
- 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
- F16J15/18—Sealings between relatively-moving surfaces with stuffing-boxes for elastic or plastic packings
- F16J15/24—Sealings between relatively-moving surfaces with stuffing-boxes for elastic or plastic packings with radially or tangentially compressed packing
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Pistons, Piston Rings, And Cylinders (AREA)
- Sealing Devices (AREA)
- Prostheses (AREA)
Abstract
1473550 Piston rings J DECHAVANNE 19 Dec 1974 [19 Dec 1973] 55308/74 Heading F2T A packing assembly for a stepped groove in a piston or piston-rod housing includes a resilient ring 1, a continuous ring 2 of P.T.F.E. or polythene and two tapered rings 3 of hard material, such as an acetal resin. Cavity 5 may be omitted.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7345526A FR2255815A5 (en) | 1973-12-19 | 1973-12-19 |
Publications (1)
Publication Number | Publication Date |
---|---|
GB1473550A true GB1473550A (en) | 1977-05-11 |
Family
ID=9129457
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB5530874A Expired GB1473550A (en) | 1973-12-19 | 1974-12-19 |
Country Status (8)
Country | Link |
---|---|
BE (1) | BE823523A (en) |
CA (1) | CA1008486A (en) |
DE (1) | DE7442067U (en) |
ES (1) | ES208914Y (en) |
FR (1) | FR2255815A5 (en) |
GB (1) | GB1473550A (en) |
IT (1) | IT1027775B (en) |
SE (1) | SE411143B (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2547854C2 (en) * | 1975-10-25 | 1982-12-16 | Gewerkschaft Eisenhütte Westfalia, 4670 Lünen | Piston seal, in particular for hydraulic pit rams |
-
1973
- 1973-12-19 FR FR7345526A patent/FR2255815A5/fr not_active Expired
-
1974
- 1974-12-17 CA CA216,192A patent/CA1008486A/en not_active Expired
- 1974-12-18 ES ES1974208914U patent/ES208914Y/en not_active Expired
- 1974-12-18 DE DE19747442067 patent/DE7442067U/en not_active Expired
- 1974-12-18 IT IT3068874A patent/IT1027775B/en active
- 1974-12-18 BE BE151651A patent/BE823523A/en not_active IP Right Cessation
- 1974-12-18 SE SE7415940A patent/SE411143B/en not_active IP Right Cessation
- 1974-12-19 GB GB5530874A patent/GB1473550A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR2255815A5 (en) | 1975-07-18 |
IT1027775B (en) | 1978-12-20 |
ES208914U (en) | 1976-04-01 |
ES208914Y (en) | 1976-08-01 |
CA1008486A (en) | 1977-04-12 |
BE823523A (en) | 1975-04-16 |
SE7415940L (en) | 1975-06-23 |
SE411143B (en) | 1979-12-03 |
DE7442067U (en) | 1975-05-07 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PS | Patent sealed | ||
PCNP | Patent ceased through non-payment of renewal fee |