Patent US3418793A successfully refreshed from Google Patents.
US3418793A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Reinforcing means for rotary mower blades
Assignee: LDI Inc A KN CORP
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Filing: 1966-07-06
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Granted: 1968-12-31
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Expires: 1986-07-06
Abstract
No abstract record available.
Inventors
- 👤 Willie F Brewer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 19:34
CPC Classifications
A; A01; A01D; A01D34/00; A01D34/01; A01D34/412; A01D34/63; A01D34/73
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
109 words
REINFORCING MEANS FOR FULL SWINGING BLADES OF A ROTARY MOWER WHICH INCLUDES A HORIZONTALLY ROTATABLE BLADE HOLDER, AN EYE AT ONE END OF EACH BLADE AND PIVOT MEANS ROTATABLY CONNECTING SAID EYE TO SAID HOLDER, SAID REINFORCING MEANS COMPRISING AN ELONGATED MEMBER HAVING INNER AND OUTER ENDS, AN EYE THROUGH SAID REINFORCING MEANS INTERMEDIATE THE ENDS THEREOF, SECOND PIVOT MEANS ROTATABLY CONNECTING THE EYE OF SAID ELONGATED MEMBER TO SAID BLADE HOLDER FOR ROTATION WITH RESPECT TO SAID HOLDER ABOUT THE SAME AXIS AS SAID BLADE, AND MEANS SPACED ALONG THE LENGTH OF SAID MEMBER AND SAID BLADE FROM SAID COMMON AXIS RIGIDLY INTERCONNECTING SAID BLADE AND SAID MEMBER.
Claim 2
Dependent Claim
109 words
REINFORCING MEANS FOR FULL SWINGING BLADES OF A ROTARY MOWER WHICH INCLUDES A HORIZONTALLY ROTATABLE BLADE HOLDER, AN EYE AT ONE END OF EACH BLADE AND PIVOT MEANS ROTATABLY CONNECTING SAID EYE TO SAID HOLDER, SAID REINFORCING MEANS COMPRISING AN ELONGATED MEMBER HAVING INNER AND OUTER ENDS, AN EYE THROUGH SAID REINFORCING MEANS INTERMEDIATE THE ENDS THEREOF, SECOND PIVOT MEANS ROTATABLY CONNECTING THE EYE OF SAID ELONGATED MEMBER TO SAID BLADE HOLDER FOR ROTATION WITH RESPECT TO SAID HOLDER ABOUT THE SAME AXIS AS SAID BLADE, AND MEANS SPACED ALONG THE LENGTH OF SAID MEMBER AND SAID BLADE FROM SAID COMMON AXIS RIGIDLY INTERCONNECTING SAID BLADE AND SAID MEMBER.
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) | 1971-12-31 | 1972-07-01 | 1972-12-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-12-31 | 1976-07-01 | 1976-12-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-12-31 | 1980-07-01 | 1980-12-31 | $7700.00 | Window Closed / Lapsed |