US3125890A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Drive mechanism
Assignee: —
•
Filing: —
•
Granted: 1964-03-24
•
Expires: 1981-03-24
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 09:46
CPC Classifications
G; G04; G04C; G04C1/00; G04C3/00; G04C3/08; G04C3/10; G04C3/101; G06; G06M; G06M1/00; G06M1/04; G06M1/041; G06M1/044; Y; Y10; Y10T; Y10T74/00; Y10T74/15; Y10T74/1502; Y10T74/1503; Y10T74/1524
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
94 words
A TIMING MECHANISM COMPRISING A SPRING-GRIP CLUTCH WHICH INCLUDES AN INPUT HUB, AN OUTPUT HUB, AND A COILED SPRING ADAPTABLE FOR SELECTIVELY DRIVABLY INTERCONNECTING SAID INPUT AND OUTPUT HUBS; CONTINUOUSLY-ROTATABLE INPUT DRIVE MEANS DRIVABLY CONNECTED TO SAID INPUT HUB; AND OSCILLATABLE TIMING MEMBER; AND MEANS FOR CONNECTING SAID SPRING OF SAID SPRING-GRIP CLUTCH TO SAID TIMING MEMBER WHEREBY THE OSCILLATIONS OF SAID TIMING MEMBER CONTROL THE SELECTIVE INTERCONNECTION OF SAID INPUT AND OUTPUT HUBS AND SAID SPRING PERIODICALLY IMPARTS IMPULSES TO SAID TIMING MEMBER IN ORDER TO MAINTAIN ITS OSCILLATIONS AT A CONSTANT RATE.
Claim 2
Dependent Claim
94 words
A TIMING MECHANISM COMPRISING A SPRING-GRIP CLUTCH WHICH INCLUDES AN INPUT HUB, AN OUTPUT HUB, AND A COILED SPRING ADAPTABLE FOR SELECTIVELY DRIVABLY INTERCONNECTING SAID INPUT AND OUTPUT HUBS; CONTINUOUSLY-ROTATABLE INPUT DRIVE MEANS DRIVABLY CONNECTED TO SAID INPUT HUB; AND OSCILLATABLE TIMING MEMBER; AND MEANS FOR CONNECTING SAID SPRING OF SAID SPRING-GRIP CLUTCH TO SAID TIMING MEMBER WHEREBY THE OSCILLATIONS OF SAID TIMING MEMBER CONTROL THE SELECTIVE INTERCONNECTION OF SAID INPUT AND OUTPUT HUBS AND SAID SPRING PERIODICALLY IMPARTS IMPULSES TO SAID TIMING MEMBER IN ORDER TO MAINTAIN ITS OSCILLATIONS AT A CONSTANT RATE.
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) | 1967-03-24 | 1967-09-23 | 1968-03-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-03-24 | 1971-09-23 | 1972-03-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-03-24 | 1975-09-23 | 1976-03-24 | $7700.00 | Window Closed / Lapsed |