US3191708A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Axle and drive-through gear
Assignee: FIRST WISCONSIN FINANCIAL Corp
•
Filing: 1960-03-09
•
Granted: 1965-06-29
•
Expires: 1980-03-09
Abstract
No abstract record available.
Inventors
- 👤 George D Simonds
- 👤 Robert W Stieg
- 👤 Arne V Larson
- 👤 Scott B Miller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 04:32
CPC Classifications
B; B60; B60K; B60K17/00; B60K17/36; F; F16; F16H; F16H48/00; F16H48/20; F16H48/22; Y; Y10; Y10T; Y10T74/00; Y10T74/19; Y10T74/19023; Y10T74/19074; Y10T74/19112; Y10T74/19116; Y10T74/21; Y10T74/2186; Y10T74/2188
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
158 words
IN A VEHICLE, A PAIR OF STEERABLE WHEELS, A PLURALITY OF DIFFERENTIAL GEAR SETS, EACH SAID DIFFERENTIAL GEAR SET COMPRISING A PLURALITY OF OUTPUT SHAFTS, A PINION CAGE, AND A DIFFERENTIAL LOCK, POWER OPERATED DIFFERENTIAL LOCK ACTUATING MEANS IN EACH SAID DIFFERENTIAL GEAR SET, A MANUAL CONTROL FOR SAID POWER OPERATED DIFFERENTIAL LOCK ACTUATING MEANS, AT LEAST ONE SAID DIFFERENTIAL GEAR SET HAVING SAID OUTPUT SHAFTS RESPECTIVELY OPERATIVELY ASSOCIATED WITH SAID STEERABLE VEHICLE WHEELS, THE DIFFERENTIAL LOCK OF SAID LAST MENTIONED DIFFERENTIAL GEAR SET HAVING AN ADJUSTABLE PREDETERMINED CAPACITY TO RESIST DIFFERENTIATION UPON APPLICATION OF TORQUE FORCES BIASED TO CAUSE DIFFERENTIATION, SAID LAST MENTIONED DIFFERENTIAL GEAR SET BEING ADAPTED TO PERMIT DIFFERENTIATION WHILE IN ITS LOCKED CONDITION UPON APPLICATION OF TORQUE IN EXCESS OF SAID PRE-DETERMINED CAPACITY, SAID DIFFERENTIAL GEAR SETS NOT ASSOCIATED WITH SAID STEERABLE VEHICLE WHEELS BEING ADAPTED TO RESIST DIFFERENTIATION WHILE IN THE LOCKED CONDITION UPON APPLICATION OF TORQUE IN EXCESS OF SAID PRE-DETERMINED CAPACITY.
Claim 2
Dependent Claim
158 words
IN A VEHICLE, A PAIR OF STEERABLE WHEELS, A PLURALITY OF DIFFERENTIAL GEAR SETS, EACH SAID DIFFERENTIAL GEAR SET COMPRISING A PLURALITY OF OUTPUT SHAFTS, A PINION CAGE, AND A DIFFERENTIAL LOCK, POWER OPERATED DIFFERENTIAL LOCK ACTUATING MEANS IN EACH SAID DIFFERENTIAL GEAR SET, A MANUAL CONTROL FOR SAID POWER OPERATED DIFFERENTIAL LOCK ACTUATING MEANS, AT LEAST ONE SAID DIFFERENTIAL GEAR SET HAVING SAID OUTPUT SHAFTS RESPECTIVELY OPERATIVELY ASSOCIATED WITH SAID STEERABLE VEHICLE WHEELS, THE DIFFERENTIAL LOCK OF SAID LAST MENTIONED DIFFERENTIAL GEAR SET HAVING AN ADJUSTABLE PREDETERMINED CAPACITY TO RESIST DIFFERENTIATION UPON APPLICATION OF TORQUE FORCES BIASED TO CAUSE DIFFERENTIATION, SAID LAST MENTIONED DIFFERENTIAL GEAR SET BEING ADAPTED TO PERMIT DIFFERENTIATION WHILE IN ITS LOCKED CONDITION UPON APPLICATION OF TORQUE IN EXCESS OF SAID PRE-DETERMINED CAPACITY, SAID DIFFERENTIAL GEAR SETS NOT ASSOCIATED WITH SAID STEERABLE VEHICLE WHEELS BEING ADAPTED TO RESIST DIFFERENTIATION WHILE IN THE LOCKED CONDITION UPON APPLICATION OF TORQUE IN EXCESS OF SAID PRE-DETERMINED CAPACITY.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-06-28 | 1968-12-28 | 1969-06-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-06-28 | 1972-12-28 | 1973-06-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-06-28 | 1976-12-28 | 1977-06-29 | $7700.00 | Window Closed / Lapsed |