US3350864A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Power-operated lawn trimmer-edger
Assignee: Black and Decker Corp
•
Filing: 1965-03-26
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Granted: 1967-11-07
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Expires: 1985-03-26
Abstract
No abstract record available.
Inventors
- 👤 Martin I Sheps
- 👤 Jr Millard C Fitzgerald
- 👤 Jr Clyde W Shuman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 10:27
CPC Classifications
A; A01; A01G; A01G3/00; A01G3/06; A01G3/062
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
156 words
IN A POWER-OPERATED LAWN TRIMMER-EDGE HAVING A MOTOR HOUSING AND FURTHER HAVING AN ELONGATED HANDLE FORMED WITH A CYLINDRICAL HANDLE PORTION RECEIVED WITHIN THE MOTOR HOUSING, THE IMPROVEMENT IN MEANS TO ROTATABLY JOURNAL THE HANDLE PORTION WITHIN THE MOTOR HOUSING, WHICH COMPRISES: (A) SAID MOTOR HOUSING INCLUDING A PAIR OF COMPLEMENTARY MATING HALVES JOINED TOGETHER ALONG A COMMON LONGITUDINAL MIDPLANE; (B) EACH OF SAID MATING HALVES HAVING A PAIR OF SPACEDAPART SEMI-ANNULAR GROOVES FORMED THEREIN; (C) THE GROOVES IN ONE HALF COOPERATING WITH THOSE IN THE OTHER HALF TO FORM A PAIR OF SPACED-APART ALINED ANNULAR SEATS, THE AXIS OF WHICH IS SUBSTANTIALLY WITHIN THE COMMON LONGITUDINAL MIDPLANE; (D) A RING OF ANTI-FRICTION MATERIAL RECEIVED IN EACH OF SAID SEATS, RADIALLY BETWEEN THE HANDLE PORTION THE MOTOR HOUSING, THEREBY JOURNALING THE HANDLE PORTION IN THE MOTOR HOUSING; AND (E) MEANS SELECTIVELY INDEXING THE MOTOR HOUSING IN AT LEAST TWO PREDETERMINED CIRCUMFERENTIAL POSITIONS RELATIVE TO THE HANDLE.
Claim 2
Dependent Claim
156 words
IN A POWER-OPERATED LAWN TRIMMER-EDGE HAVING A MOTOR HOUSING AND FURTHER HAVING AN ELONGATED HANDLE FORMED WITH A CYLINDRICAL HANDLE PORTION RECEIVED WITHIN THE MOTOR HOUSING, THE IMPROVEMENT IN MEANS TO ROTATABLY JOURNAL THE HANDLE PORTION WITHIN THE MOTOR HOUSING, WHICH COMPRISES: (A) SAID MOTOR HOUSING INCLUDING A PAIR OF COMPLEMENTARY MATING HALVES JOINED TOGETHER ALONG A COMMON LONGITUDINAL MIDPLANE; (B) EACH OF SAID MATING HALVES HAVING A PAIR OF SPACEDAPART SEMI-ANNULAR GROOVES FORMED THEREIN; (C) THE GROOVES IN ONE HALF COOPERATING WITH THOSE IN THE OTHER HALF TO FORM A PAIR OF SPACED-APART ALINED ANNULAR SEATS, THE AXIS OF WHICH IS SUBSTANTIALLY WITHIN THE COMMON LONGITUDINAL MIDPLANE; (D) A RING OF ANTI-FRICTION MATERIAL RECEIVED IN EACH OF SAID SEATS, RADIALLY BETWEEN THE HANDLE PORTION THE MOTOR HOUSING, THEREBY JOURNALING THE HANDLE PORTION IN THE MOTOR HOUSING; AND (E) MEANS SELECTIVELY INDEXING THE MOTOR HOUSING IN AT LEAST TWO PREDETERMINED CIRCUMFERENTIAL POSITIONS RELATIVE TO THE HANDLE.
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) | 1970-11-06 | 1971-05-08 | 1971-11-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-11-06 | 1975-05-08 | 1975-11-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-11-06 | 1979-05-08 | 1979-11-07 | $7700.00 | Window Closed / Lapsed |