US3089345A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Drive arm structure for reciprocating mechanism
Assignee: FJ Littell Machine Co
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Filing: 1961-08-28
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Granted: 1963-05-14
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Expires: 1981-08-28
Abstract
No abstract record available.
Inventors
- 👤 Budlong Simeon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 08:22
CPC Classifications
F; F16; F16H; F16H29/00; F16H29/02; F16H29/08; B; B21; B21D; B21D43/00; B21D43/02; B21D43/04; B21D43/08; B21D43/09; B23; B23Q; B23Q7/00; B23Q7/05; B23Q7/055; Y; Y10; Y10T; Y10T74/00; Y10T74/15; Y10T74/1503; Y10T74/1508; Y10T74/1511; Y10T74/1513; Y10T74/18; Y10T74/18056; Y10T74/18216
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
110 words
IN APPARATUS OF THE CHARACTER DESCRIBED, THE COMBINATION WITH A RACK ADAPTED TO BE RECIPROCATED, OF AN OSCILLATABLE MEMBER FOR RECIPROCATING THE RACK, A MAIN DRIVE SHAFT ADAPTED TO ROTATE CONSTANTLY DURING OPERATION OF THE APPARATUS, CRANK ARM STRUCTURE FIXED TO AND ROTATED BY THE MAIN DRIVE SHAFT, A CONNECTION BETWEEN THE OSCILLATABLE MEMBER AND THE CRANK ARM STRUCTURE INCLUDING A DRIVING YOKE, SAID YOKE PROVIDING A PAIR OF SPACED ARMS LOCATED ON AND HAVING SLIDING CONTACT WITH THE TOP AND BOTTOM SURFACES OF THE OSCILLATABLE MEMBER, WHEREBY ROTATION OF THE CRANK ARM STRUCTURE CAUSES THE YOKE TO RECIPROCATE ON THE OSCILLATABLE MEMBER AND PRODUCE OSCILLATING MOVEMENT OF THE MEMBER.
Claim 2
Dependent Claim
110 words
IN APPARATUS OF THE CHARACTER DESCRIBED, THE COMBINATION WITH A RACK ADAPTED TO BE RECIPROCATED, OF AN OSCILLATABLE MEMBER FOR RECIPROCATING THE RACK, A MAIN DRIVE SHAFT ADAPTED TO ROTATE CONSTANTLY DURING OPERATION OF THE APPARATUS, CRANK ARM STRUCTURE FIXED TO AND ROTATED BY THE MAIN DRIVE SHAFT, A CONNECTION BETWEEN THE OSCILLATABLE MEMBER AND THE CRANK ARM STRUCTURE INCLUDING A DRIVING YOKE, SAID YOKE PROVIDING A PAIR OF SPACED ARMS LOCATED ON AND HAVING SLIDING CONTACT WITH THE TOP AND BOTTOM SURFACES OF THE OSCILLATABLE MEMBER, WHEREBY ROTATION OF THE CRANK ARM STRUCTURE CAUSES THE YOKE TO RECIPROCATE ON THE OSCILLATABLE MEMBER AND PRODUCE OSCILLATING MOVEMENT OF THE MEMBER.
References Cited (Backward Citations)
US2756994A
Cited
US2970489A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-05-13 | 1966-11-12 | 1967-05-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-05-13 | 1970-11-12 | 1971-05-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-05-13 | 1974-11-12 | 1975-05-14 | $7700.00 | Window Closed / Lapsed |