Patent US3074222A successfully refreshed from Google Patents.
US3074222A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hay rake
Assignee: CUNNINGHAM AND SONS
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Filing: 1960-12-05
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Granted: 1963-01-22
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Expires: 1980-12-05
Abstract
No abstract record available.
Inventors
- 👤 Cunningham Arthur Raymond
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 15:18
CPC Classifications
A; A01; A01D; A01D78/00; A01D78/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
102 words
A SIDE DELIVERY RAKE COMPRISING A LONGITUDINALLY MOVABLE FRAME, RAKE STRUCTURE INCLUDING A PLURALITY OF TINES MOUNTED ON SAID FRAME FOR MOVEMENT TRANSVERSELY OF THE LONGITUDINAL CENTER LINE THEREOF, SAID TINES BEING SPACED APART TRANSVERSELY OF SAID LONGITUDINAL CENTER LINE AND HAVING ELONGATED PORTIONS WHICH EXTEND GENERALLY HORIZONTALLY AT AN ACUTE ANGLE RELATIVE TO SAID LONGITUDINAL CENTER LINE AND HAVE AN EXTENDED GROUND CONTACT, THEREBY TO EFFECT A TRANSVERSE MOVEMENT OF SAID TINES IN RESPONSE TO LONGITUDINAL MOVEMENT OF SAID FRAME, THE TRANSVERSE MOVEMENT OF SAID TINES OPERATING TO RAKE A CUT CROP ON THE GROUND TO ONE SIDE OF SAID FRAME.
Claim 2
Dependent Claim
102 words
A SIDE DELIVERY RAKE COMPRISING A LONGITUDINALLY MOVABLE FRAME, RAKE STRUCTURE INCLUDING A PLURALITY OF TINES MOUNTED ON SAID FRAME FOR MOVEMENT TRANSVERSELY OF THE LONGITUDINAL CENTER LINE THEREOF, SAID TINES BEING SPACED APART TRANSVERSELY OF SAID LONGITUDINAL CENTER LINE AND HAVING ELONGATED PORTIONS WHICH EXTEND GENERALLY HORIZONTALLY AT AN ACUTE ANGLE RELATIVE TO SAID LONGITUDINAL CENTER LINE AND HAVE AN EXTENDED GROUND CONTACT, THEREBY TO EFFECT A TRANSVERSE MOVEMENT OF SAID TINES IN RESPONSE TO LONGITUDINAL MOVEMENT OF SAID FRAME, THE TRANSVERSE MOVEMENT OF SAID TINES OPERATING TO RAKE A CUT CROP ON THE GROUND TO ONE SIDE OF SAID FRAME.
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) | 1966-01-21 | 1966-07-23 | 1967-01-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-01-21 | 1970-07-23 | 1971-01-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-01-21 | 1974-07-23 | 1975-01-22 | $7700.00 | Window Closed / Lapsed |