US3332523A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Telescopic frictional shock absorber
Assignee: Bendix Corp
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Filing: 1966-05-18
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Granted: 1967-07-25
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Expires: 1986-05-18
Abstract
No abstract record available.
Inventors
- 👤 Warren D Chambers
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 05:42
CPC Classifications
F; F16; F16F; F16F7/00; F16F7/08; F16F7/09
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
166 words
A TELESCOPIC FRICTIONAL SHOCK ABSORBER COMPRISING A HOUSING MEMBER HAVING A BORE THEREIN, AN INNER MEMBER LOCATED IN SAID BORE AND AXIALLY MOVABLE RELATIVE TO SAID HOUSING MEMBER, A SLEEVE LOCATED IN SAID BORE AND BETWEEN SAID MEMBERS FOR FRICTIONALLY ENGAGING SAID INNER MEMBER TO RESIST RELATIVE AXIAL MOVEMENT BETWEEN SAID MEMBERS, AND MEANS LOCATED IN SAID BORE AND OPERATIVELY CONNECTED TO SAID SLEEVE FOR REDUCING THE RATE OF INCREASE IN STROKING LOADS, SAID MEANS INCLUDING A CLOSED END TUBULAR RETAINER SURROUNDING SAID INNER MEMBER AND HAVING THE CLOSED END THEREOF IN ABUTMENT WITH ONE END OF SAID SLEEVE AND THE TUBULAR PORTION THEREOF SPACED FROM SAID SLEEVE TO FORM A CAVITY THEREBETWEEN, FORCE TRANSMITTING MEANS LOCATED IN SAID CAVITY FOR EXERTING A RADIAL FORCE AGAINST SAID SLEEVE TO PROVIDE THE DESIRED FRICTIONAL ENGAGEMENT BETWEEN SAID SLEEVE AND SAID INNER MEMBER, MEANS OPERATIVELY CONNECTED TO SAID HOUSING MEMBER FOR CONFINING SAID FORCE TRANSMITTING MEANS WITHIN SAID CAVITY, AND RESILIENT MEANS LOCATED IN SAID BORE AND OPERATIVELY
Claim 2
Dependent Claim
166 words
A TELESCOPIC FRICTIONAL SHOCK ABSORBER COMPRISING A HOUSING MEMBER HAVING A BORE THEREIN, AN INNER MEMBER LOCATED IN SAID BORE AND AXIALLY MOVABLE RELATIVE TO SAID HOUSING MEMBER, A SLEEVE LOCATED IN SAID BORE AND BETWEEN SAID MEMBERS FOR FRICTIONALLY ENGAGING SAID INNER MEMBER TO RESIST RELATIVE AXIAL MOVEMENT BETWEEN SAID MEMBERS, AND MEANS LOCATED IN SAID BORE AND OPERATIVELY CONNECTED TO SAID SLEEVE FOR REDUCING THE RATE OF INCREASE IN STROKING LOADS, SAID MEANS INCLUDING A CLOSED END TUBULAR RETAINER SURROUNDING SAID INNER MEMBER AND HAVING THE CLOSED END THEREOF IN ABUTMENT WITH ONE END OF SAID SLEEVE AND THE TUBULAR PORTION THEREOF SPACED FROM SAID SLEEVE TO FORM A CAVITY THEREBETWEEN, FORCE TRANSMITTING MEANS LOCATED IN SAID CAVITY FOR EXERTING A RADIAL FORCE AGAINST SAID SLEEVE TO PROVIDE THE DESIRED FRICTIONAL ENGAGEMENT BETWEEN SAID SLEEVE AND SAID INNER MEMBER, MEANS OPERATIVELY CONNECTED TO SAID HOUSING MEMBER FOR CONFINING SAID FORCE TRANSMITTING MEANS WITHIN SAID CAVITY, AND RESILIENT MEANS LOCATED IN SAID BORE AND OPERATIVELY
References Cited (Backward Citations)
US1713515A
Cited
US2940552A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-07-24 | 1971-01-23 | 1971-07-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-07-24 | 1975-01-23 | 1975-07-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-07-24 | 1979-01-23 | 1979-07-25 | $7700.00 | Window Closed / Lapsed |