Patent US6549078B1 successfully refreshed from Google Patents.
US3234718A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mower construction
Assignee: Massey Ferguson Inc
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Filing: 1962-11-28
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Granted: 1966-02-15
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Expires: 1982-11-28
Abstract
No abstract record available.
Inventors
- 👤 William A Wathen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 20:51
CPC Classifications
A; A01; A01D; A01D34/00; A01D34/01; A01D34/02; A01D34/24; A01D34/03; A01D34/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
126 words
GAS LINKAGE MEANS ADAPTED TO BE OPERATIVELY CONNECTED BETWEEN A MOWER DRAG BAR MEMBER AND A CUTTER BAR MEMBER PIVOTALLY MOUNTED THEREON FOR SWINGING MOVEMENT RELATIVE THERETO; SAID GAG LINKAGE MEANS CONPRISING A PAIR GAG LINKS, MEANS OPERATIVELY CONNECTING ONE OF SAID GAG LINKS TO ONE OF SAID MEMBERS, MEANS OPERATIVELY CONNECTING THE OTHER OF SAID GAG LINKS TO THE OTHER OF SAID MEMBERS, MEANS PIVOTALLY INTERCONNECTING SAID GAG LINKS FOR MOVEMENT BETWEEN LOCKING AND UNLOCKING POSITIONS RELATIVE THE OPERATIVE CONNECTIONS OF SAID GAG LINKS TO SAID RESPECTIVE MEMBERS, ONE OF SAID CONNECTING MEANS INCLUDING A LOST MOTION CONNECTION, AND STOP MEANS ENGAGEABLE IN SAID LOCKING POSITION OF SAID GAG LINKS TO ENABLE RELATIVE MOVEMENT OF THE LATTER IN ONE DIRECTION ONLY TOWARD SAID UNLOCKING POSITION.
Claim 2
Dependent Claim
126 words
GAS LINKAGE MEANS ADAPTED TO BE OPERATIVELY CONNECTED BETWEEN A MOWER DRAG BAR MEMBER AND A CUTTER BAR MEMBER PIVOTALLY MOUNTED THEREON FOR SWINGING MOVEMENT RELATIVE THERETO; SAID GAG LINKAGE MEANS CONPRISING A PAIR GAG LINKS, MEANS OPERATIVELY CONNECTING ONE OF SAID GAG LINKS TO ONE OF SAID MEMBERS, MEANS OPERATIVELY CONNECTING THE OTHER OF SAID GAG LINKS TO THE OTHER OF SAID MEMBERS, MEANS PIVOTALLY INTERCONNECTING SAID GAG LINKS FOR MOVEMENT BETWEEN LOCKING AND UNLOCKING POSITIONS RELATIVE THE OPERATIVE CONNECTIONS OF SAID GAG LINKS TO SAID RESPECTIVE MEMBERS, ONE OF SAID CONNECTING MEANS INCLUDING A LOST MOTION CONNECTION, AND STOP MEANS ENGAGEABLE IN SAID LOCKING POSITION OF SAID GAG LINKS TO ENABLE RELATIVE MOVEMENT OF THE LATTER IN ONE DIRECTION ONLY TOWARD SAID UNLOCKING POSITION.
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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) | 1969-02-14 | 1969-08-16 | 1970-02-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-02-14 | 1973-08-16 | 1974-02-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-02-14 | 1977-08-16 | 1978-02-15 | $7700.00 | Window Closed / Lapsed |