US3586280A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Signal mastarm bracket
Assignee: Individual
•
Filing: 1970-07-13
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Granted: 1971-06-22
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Expires: 1990-07-13
Abstract
Abstract A mastarm bracket for signal lights which is vertically and laterally adjustable while maintaining a selected position on a column support.
Inventors
- 👤 Alfred P Parduhn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 04:50
CPC Classifications
G; G08; G08G; G08G1/00; G08G1/09; G08G1/095; F; F21; F21V; F21V21/00; F21V21/10; F21V21/116; F21W; F21W2111/00; F21W2111/02
Claims Analysis
Total Claims: 5
Claim 1
Independent Claim
101 words
A pole-supported electrical device comprising: a lamp fixture, and a bracket for securing said fixture to a mastarm, said bracket comprising, a U-shaped clamp providing a pair of spacedly arranged legs interconnected by a straight member, said fixture being rotationally mounted between said legs, a T-shaped member slidably mounted on said straight member for adjustably positioning at a given place along said straight member, a mastarm clamp comprising two cooperating parts for surrounding said mastarm, fastening means for holding said Parts together around said mastarm, and means for rotatably connecting one of said parts to the leg of said T-shaped member.
Claim 2
Dependent Claim
101 words
A pole-supported electrical device comprising: a lamp fixture, and a bracket for securing said fixture to a mastarm, said bracket comprising, a U-shaped clamp providing a pair of spacedly arranged legs interconnected by a straight member, said fixture being rotationally mounted between said legs, a T-shaped member slidably mounted on said straight member for adjustably positioning at a given place along said straight member, a mastarm clamp comprising two cooperating parts for surrounding said mastarm, fastening means for holding said Parts together around said mastarm, and means for rotatably connecting one of said parts to the leg of said T-shaped member.
Claim 3
Dependent Claim
13 words
The combination set forth in claim 1 wherein said cooperating parts are semicylindrical.
Claim 4
Dependent Claim
30 words
The combination set forth in claim 1 wherein said fixture is pivotally mounted between said legs for rotation about an axis parallel to the longitudinal axis of said straight member.
Claim 5
Dependent Claim
33 words
The combination set forth in claim 1 wherein said fastening means comprises apertured ears on each of said cooperating parts of each receiving a nut and bolt clamping said parts around said mastarm.
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) | 1974-06-21 | 1974-12-21 | 1975-06-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-06-21 | 1978-12-21 | 1979-06-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-06-21 | 1982-12-21 | 1983-06-22 | $7700.00 | Window Closed / Lapsed |