US3365979A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Piston and slipper assembly
Assignee: Borg Warner Corp
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Filing: 1965-07-15
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Granted: 1968-01-30
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Expires: 1985-07-15
Abstract
No abstract record available.
Inventors
- 👤 Roger K Ericson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 18:31
CPC Classifications
F; F01; F01B; F01B3/00; F01B3/0082; F01B3/0085; F04; F04B; F04B1/00; F04B1/12; F04B1/122; F04B1/124; F16; F16J; F16J1/00; F16J1/10; F16J1/14; Y; Y10; Y10T; Y10T74/00; Y10T74/21; Y10T74/2101; Y10T74/2107
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
88 words
A PISTON AND SLIPPER ASSEMBLY FOR USE IN A HYDRAULIC MECHANISM HAVING A SWASH PLANE OPERABLY ASSOCIATED WITH A SLIPPER COMPRISING: (A) A PISTON PROVIDED WITH A CYLINDRICAL SHAPED END HAVING OPPOSITELY DISPOSED FLAT FACES; (B) A SLIPPER HAVING A CYLINDRICAL BORE THEREIN IN MATCHING ENGAGEMENT WITH THE OUTER PERIPHERAL SURFACE OF THE SAID CYLINDRICAL SHAPED END; (C) A RECTANGULAR BAND ENCOMPASSING THE SAID SLIPPER AND THE SAID OPPOSITELY DISPOSED FLAT FACES WHEREBY THE SAID CYLINDRICAL SHAPED END IS LOCKED WITHIN THE CYLINDRICAL BORE OF THE SAID SLIPPER.
Claim 2
Dependent Claim
88 words
A PISTON AND SLIPPER ASSEMBLY FOR USE IN A HYDRAULIC MECHANISM HAVING A SWASH PLANE OPERABLY ASSOCIATED WITH A SLIPPER COMPRISING: (A) A PISTON PROVIDED WITH A CYLINDRICAL SHAPED END HAVING OPPOSITELY DISPOSED FLAT FACES; (B) A SLIPPER HAVING A CYLINDRICAL BORE THEREIN IN MATCHING ENGAGEMENT WITH THE OUTER PERIPHERAL SURFACE OF THE SAID CYLINDRICAL SHAPED END; (C) A RECTANGULAR BAND ENCOMPASSING THE SAID SLIPPER AND THE SAID OPPOSITELY DISPOSED FLAT FACES WHEREBY THE SAID CYLINDRICAL SHAPED END IS LOCKED WITHIN THE CYLINDRICAL BORE OF THE SAID SLIPPER.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-01-29 | 1971-07-31 | 1972-01-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-01-29 | 1975-07-31 | 1976-01-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-01-29 | 1979-07-31 | 1980-01-30 | $7700.00 | Window Closed / Lapsed |