Patent US3165181A successfully refreshed from Google Patents.
US3165181A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Lock for hydraulically controlled transmission
Assignee: Caterpillar Inc
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Filing: 1963-02-11
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Granted: 1965-01-12
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Expires: 1983-02-11
Abstract
No abstract record available.
Inventors
- 👤 Andrew V Hampton
- 👤 Carlisle S Morris
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 05:47
CPC Classifications
F; F16; F16H; F16H3/00; F16H3/02; F16H3/08; F16H3/14; F16H3/145
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
101 words
FOR COMBINATION WITH A MACHINE HAVING AN ADJUSTABLE COMPONENT AND POWER ACTUATED MEANS INCLUDING A ROTATABLE SHAFT AND A FORWARD-REVERESE TRANSMISSION FOR ADJUSTING SAID COMPONENT, LOCKING MEANS NORMALLY HOLDING SAID SHAFT AGAINST ROTATION, FLUID ACTUATED SERVO MEANS FOR ENGAGING SAID TRANSMISSION FLUID ACTUATED SERVO MEANS FOR RELEASING THE LOCKING MEANS, A SORUCE OF FLUID UNDER PRESSURE, MEANS TO DIRECT FLUID FIRST TO THE LOCK RELEASING SERVO AND THEN AUTOMATICALLY TO THE TRANSMISSION ENGAGING SERVO, SAID LOCKING MEANS COMPRISING A FIXED TOOTHED MEMBER. A SECOND TOOTHED MEMBER ROTATABLE WITH AND SLIDABLE ON SAID SHAFT TO MESH WITH THE FIXED MEMBER, AND MEANS
Claim 2
Dependent Claim
101 words
FOR COMBINATION WITH A MACHINE HAVING AN ADJUSTABLE COMPONENT AND POWER ACTUATED MEANS INCLUDING A ROTATABLE SHAFT AND A FORWARD-REVERESE TRANSMISSION FOR ADJUSTING SAID COMPONENT, LOCKING MEANS NORMALLY HOLDING SAID SHAFT AGAINST ROTATION, FLUID ACTUATED SERVO MEANS FOR ENGAGING SAID TRANSMISSION FLUID ACTUATED SERVO MEANS FOR RELEASING THE LOCKING MEANS, A SORUCE OF FLUID UNDER PRESSURE, MEANS TO DIRECT FLUID FIRST TO THE LOCK RELEASING SERVO AND THEN AUTOMATICALLY TO THE TRANSMISSION ENGAGING SERVO, SAID LOCKING MEANS COMPRISING A FIXED TOOTHED MEMBER. A SECOND TOOTHED MEMBER ROTATABLE WITH AND SLIDABLE ON SAID SHAFT TO MESH WITH THE FIXED MEMBER, AND MEANS
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) | 1968-01-12 | 1968-07-13 | 1969-01-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-01-12 | 1972-07-13 | 1973-01-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-01-12 | 1976-07-13 | 1977-01-12 | $7700.00 | Window Closed / Lapsed |