US3245439A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Portable electric saw and switch mounting means therefor
Assignee: Black and Decker Corp
•
Filing: 1964-06-03
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Granted: 1966-04-12
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Expires: 1984-06-03
Abstract
No abstract record available.
Inventors
- 👤 Martin I Sheps
- 👤 Jacobus J Beckering
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 19:38
CPC Classifications
B; B27; B27B; B27B9/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
145 words
IN A PORTABLE ELECTRIC SAW, THE COMBINATION WHICH COMPRISES: (A) A SPLIT HOUSING INCLUDING A PAIR OF COMPLEMENTARY MATING HALVES, ONE OF WHICH CONSTITUTES THE FIRST HALF, AND THE OTHER THE SECOND HALF; (B) MEANS TO DETACHABLY SECURE SAID MATING HALVES TOGETHER ALONG A COMMON PLANE; (C) SAID PLANE BEING ANGULARLY SKEWED BY AN ACUTE ANGLE WITH RESPECT TO A TRUE VERTICAL PLANE AWAY FROM THE DIRECTION IN WHICH THE SAW IS GUIDED INTO THE WORK; (D) EACH OF SAID MATING HALVES HAVING RESPECTIVE PORTIONS, COMPLEMENTARY TO THOSE IN THE OTHER HALF, FORMING: (1) A CASING FOR AN ELECTRIC MOTOR; (2) AN UPPER SWITCH FOR A SAW BLADE; AND (3) AN UPPER SWITCH HANDLE; (E) SAID RESPECTIVE UPPER SWITCH HANDLE PORTION OF SAID FIRST HALF EXTENDING SUBSTANTIALLY TRANSVERSE TO SAID SKEWED COMMON PLANE AND FORMING A HAND GRIP TO MANUALLY GUIDE AND CONTROL THE SAW;
Claim 2
Dependent Claim
145 words
IN A PORTABLE ELECTRIC SAW, THE COMBINATION WHICH COMPRISES: (A) A SPLIT HOUSING INCLUDING A PAIR OF COMPLEMENTARY MATING HALVES, ONE OF WHICH CONSTITUTES THE FIRST HALF, AND THE OTHER THE SECOND HALF; (B) MEANS TO DETACHABLY SECURE SAID MATING HALVES TOGETHER ALONG A COMMON PLANE; (C) SAID PLANE BEING ANGULARLY SKEWED BY AN ACUTE ANGLE WITH RESPECT TO A TRUE VERTICAL PLANE AWAY FROM THE DIRECTION IN WHICH THE SAW IS GUIDED INTO THE WORK; (D) EACH OF SAID MATING HALVES HAVING RESPECTIVE PORTIONS, COMPLEMENTARY TO THOSE IN THE OTHER HALF, FORMING: (1) A CASING FOR AN ELECTRIC MOTOR; (2) AN UPPER SWITCH FOR A SAW BLADE; AND (3) AN UPPER SWITCH HANDLE; (E) SAID RESPECTIVE UPPER SWITCH HANDLE PORTION OF SAID FIRST HALF EXTENDING SUBSTANTIALLY TRANSVERSE TO SAID SKEWED COMMON PLANE AND FORMING A HAND GRIP TO MANUALLY GUIDE AND CONTROL THE SAW;
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-04-11 | 1969-10-11 | 1970-04-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-04-11 | 1973-10-11 | 1974-04-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-04-11 | 1977-10-11 | 1978-04-12 | $7700.00 | Window Closed / Lapsed |