US3237466A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Shaft indexing device
Assignee: Maytag Corp
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Filing: 1964-01-13
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Granted: 1966-03-01
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Expires: 1984-01-13
Abstract
No abstract record available.
Inventors
- 👤 Arthur E Purtilo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 17:11
CPC Classifications
G; G07; G07F; G07F15/00; G07F15/12; Y; Y10; Y10T; Y10T74/00; Y10T74/15; Y10T74/1526; Y10T74/1529
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
168 words
IN A DEVICE HAVING A SHAFT ROTATABLE IN A FIRST DIRECTION TOWARD AN "OFF" POSITION AND ROTATABLY ACTUATABLE IN A SECOND DIRECTION FROM SAID "OFF" POSITION, THE COM, BINATION COMPRISING: A FIRST RATCHET MEMBER DRIIVINGLY ASSOCIATED WITH SAID SHAFT; AND SECOND RATCHET MEMBER ENGAGEABLE WITH SAID FIRST RATCHET MEMBER; ABUTMENT MEANS; RATCET ENGAGEMENT CONTROL MEAN ENGAGEABLE WITH SAID SECOND RATCHET MEMBER FOR ACTUATING SAID SECOND RATCHET MEMBER IN SAID FIST DIRECTION AND FOR MAINTAINING SAID SECOND RATCHET MEMBER DISENGAGED; MEANS OPERABLE DROM A FIRST POSITION TOWARD A SEOND POSITION FOR DISENGAGING SAID CONTROL MEANS FROM SAID SECOND RATCHET MEMBER TO EFFECT ENGAGEMENT OF SAID RATCHET MEMBERS AND THEN MOVING SAID ENGAGED RATCHET MEMBERS TO ROTATE SAID SHAFT A PREDETERMINED INCREMENT IN SAID SECOND DIRECTION, SAID LAST NAMED MEANS BEING FURTHER OPERABLE FROM SAID SECOND POSITION TOWARD SAID FIRST POSITION FOR RELEASING SAID CONTROL MEANS TO ENGAGE SAID SECOND RATCHET MEMBER FOR EFFECTING DISENGAGEMENT OF SAID RATCHET MEMBERS AND RETURN OF SAID SECOND RATCHET MEMBER TOWARD SAID ABUTMENT MEANS.
Claim 2
Dependent Claim
168 words
IN A DEVICE HAVING A SHAFT ROTATABLE IN A FIRST DIRECTION TOWARD AN "OFF" POSITION AND ROTATABLY ACTUATABLE IN A SECOND DIRECTION FROM SAID "OFF" POSITION, THE COM, BINATION COMPRISING: A FIRST RATCHET MEMBER DRIIVINGLY ASSOCIATED WITH SAID SHAFT; AND SECOND RATCHET MEMBER ENGAGEABLE WITH SAID FIRST RATCHET MEMBER; ABUTMENT MEANS; RATCET ENGAGEMENT CONTROL MEAN ENGAGEABLE WITH SAID SECOND RATCHET MEMBER FOR ACTUATING SAID SECOND RATCHET MEMBER IN SAID FIST DIRECTION AND FOR MAINTAINING SAID SECOND RATCHET MEMBER DISENGAGED; MEANS OPERABLE DROM A FIRST POSITION TOWARD A SEOND POSITION FOR DISENGAGING SAID CONTROL MEANS FROM SAID SECOND RATCHET MEMBER TO EFFECT ENGAGEMENT OF SAID RATCHET MEMBERS AND THEN MOVING SAID ENGAGED RATCHET MEMBERS TO ROTATE SAID SHAFT A PREDETERMINED INCREMENT IN SAID SECOND DIRECTION, SAID LAST NAMED MEANS BEING FURTHER OPERABLE FROM SAID SECOND POSITION TOWARD SAID FIRST POSITION FOR RELEASING SAID CONTROL MEANS TO ENGAGE SAID SECOND RATCHET MEMBER FOR EFFECTING DISENGAGEMENT OF SAID RATCHET MEMBERS AND RETURN OF SAID SECOND RATCHET MEMBER TOWARD SAID ABUTMENT MEANS.
References Cited (Backward Citations)
US2102372A
Cited
GB762577A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-02-28 | 1969-08-30 | 1970-03-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-02-28 | 1973-08-30 | 1974-03-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-02-28 | 1977-08-30 | 1978-03-01 | $7700.00 | Window Closed / Lapsed |