US3280322A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Counterbalanced lamp
Assignee: Individual
•
Filing: 1964-03-11
•
Granted: 1966-10-18
•
Expires: 1984-03-11
Abstract
No abstract record available.
Inventors
- 👤 Kirkeby Eivind
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 03:32
CPC Classifications
F; F21; F21V; F21V21/00; F21V21/14; F21V21/26; F16; F16M; F16M11/00; F16M11/02; F16M11/04; F16M11/06; F16M11/10; F16M11/20; F16M11/2007; F16M11/2021; F16M2200/00; F16M2200/04; F16M2200/041
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
180 words
IN A CONSTRUCTION OF THE CHARACTER DESCRIBED, THE COMBINATION OF, A BASE STRUCTURE, AN ECCENTRIC PIVOT STRUCTURE, A FIRST ARM PIVOTALLY MOUNTED AT ONE END UPON SAID BASE STRUCTURE BY SAID PIVOT STRUCTURE TO SWING AROUND A HORIZONTAL AXIS, A SECOND ARM PIVOTED AT ONE END UPON SAID FIRST ARM TO SWING ABOUT A HORIZONTAL AXIS REMOTE FROM THE PIVOTAL MOUNTING OF SAID FIRST ARM, SAID PIVOT STRUCTURE INCLUDING PIVOT MEANS FIXED TO SAID BASE STRUCTURE AND AN ECCENTRIC FIXED TO SAID FIRST ARM TO SWING THEREWITH AND PRESENTING A FIRST ECCENTRIC PERIPHERAL SURFACE WHEREBY THE SWINGING OF SAID FIXED ARM MOVES THE AXIS OF SAID PERIPHERAL SURFACE, A SECOND ECCENTRIC SWINGABLY MOUNTED UPON SAID FIRST ECCENTRIC PERIPHERAL SURFACE AND PRESENTING A SECOND ECCENTRIC PERIPHERAL SURFACE, THE AXIS OF WHICH IS MOVED BY SWINGING MOVEMENT OF SAID SECOND ECCENTRIC LINKAGE MEANS INTERCONNECTING SAID SECOND ECCENTRIC WITH SAID SECOND ARM AT A PIVOT SPACED FROM THE PIVOTAL CONNECTION BETWEEN SAID FIRST ARM AND SAID SECOND ARM WHEREBY THE PIVOTAL MOVEMENT OF SAID SECOND ARM ROTATES SAID SECOND ECCENTRIC ABOUT SAID FIRST
Claim 2
Dependent Claim
180 words
IN A CONSTRUCTION OF THE CHARACTER DESCRIBED, THE COMBINATION OF, A BASE STRUCTURE, AN ECCENTRIC PIVOT STRUCTURE, A FIRST ARM PIVOTALLY MOUNTED AT ONE END UPON SAID BASE STRUCTURE BY SAID PIVOT STRUCTURE TO SWING AROUND A HORIZONTAL AXIS, A SECOND ARM PIVOTED AT ONE END UPON SAID FIRST ARM TO SWING ABOUT A HORIZONTAL AXIS REMOTE FROM THE PIVOTAL MOUNTING OF SAID FIRST ARM, SAID PIVOT STRUCTURE INCLUDING PIVOT MEANS FIXED TO SAID BASE STRUCTURE AND AN ECCENTRIC FIXED TO SAID FIRST ARM TO SWING THEREWITH AND PRESENTING A FIRST ECCENTRIC PERIPHERAL SURFACE WHEREBY THE SWINGING OF SAID FIXED ARM MOVES THE AXIS OF SAID PERIPHERAL SURFACE, A SECOND ECCENTRIC SWINGABLY MOUNTED UPON SAID FIRST ECCENTRIC PERIPHERAL SURFACE AND PRESENTING A SECOND ECCENTRIC PERIPHERAL SURFACE, THE AXIS OF WHICH IS MOVED BY SWINGING MOVEMENT OF SAID SECOND ECCENTRIC LINKAGE MEANS INTERCONNECTING SAID SECOND ECCENTRIC WITH SAID SECOND ARM AT A PIVOT SPACED FROM THE PIVOTAL CONNECTION BETWEEN SAID FIRST ARM AND SAID SECOND ARM WHEREBY THE PIVOTAL MOVEMENT OF SAID SECOND ARM ROTATES SAID SECOND ECCENTRIC ABOUT SAID FIRST
References Cited (Backward Citations)
DE574751C
Cited
US2665870A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-10-17 | 1970-04-18 | 1970-10-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-17 | 1974-04-18 | 1974-10-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-17 | 1978-04-18 | 1978-10-18 | $7700.00 | Window Closed / Lapsed |