US3594636A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Adjustable length fluorescent ballast, socket and circuit analyzer
Assignee: Rainbow Neon Sign Co
•
Filing: 1969-05-21
•
Granted: 1971-07-20
•
Expires: 1989-05-21
Abstract
Abstract An elongated adjustable length body provided with terminals on its opposite ends and electrically connectable between the opposing sockets of a fluorescent light fixture in lieu of the associated fluorescent tube thereof. Corresponding end terminals of the body are electrically connected by conductors each having an electrical switch serially disposed therein and the conductors each have a pair of test terminals electrically connected therewith on opposite sides of the associated switch.
Inventors
- 👤 Milton E Gibbs
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 16:09
CPC Classifications
H; H02; H02B; H02B1/00; F; F21; F21V; F21V23/00; F21Y; F21Y2103/00
Claims Analysis
Total Claims: 3
Claim 1
Independent Claim
163 words
A test instrument for fluorescent light fixtures and the like, said instrument comprising an elongated body provided with a pair of contact terminal means on each of its opposite ends for electrical connection with the contact elements in the opposing sockets of a fluorescent light fixture and support of said body from said fixture when the terminals on the body are engaged in said sockets in lieu of a fluorescent light tube, a pair of conductors electrically connecting the terminal means on one end of said body with the corresponding terminal means at the other end of said body, said conductors each including switch means serially connected therein and contact jacks electrically connected to said conductors an opposite sides of said switch means, said body being hollow and said conductors extending through the inside of said body, said switch means including actuator means therefor operable from the exterior of said body and said contact jacks being accessible from the exterior of said body.
Claim 2
Dependent Claim
163 words
A test instrument for fluorescent light fixtures and the like, said instrument comprising an elongated body provided with a pair of contact terminal means on each of its opposite ends for electrical connection with the contact elements in the opposing sockets of a fluorescent light fixture and support of said body from said fixture when the terminals on the body are engaged in said sockets in lieu of a fluorescent light tube, a pair of conductors electrically connecting the terminal means on one end of said body with the corresponding terminal means at the other end of said body, said conductors each including switch means serially connected therein and contact jacks electrically connected to said conductors an opposite sides of said switch means, said body being hollow and said conductors extending through the inside of said body, said switch means including actuator means therefor operable from the exterior of said body and said contact jacks being accessible from the exterior of said body.
Claim 3
Dependent Claim
33 words
The combination of claim 1 wherein said body includes a plurality of relatively lengthwise extendable elongated sections and means operatively connected between said sections for releasably maintaining the latter in adjusted extended positions.
References Cited (Backward Citations)
US2243755A
Cited
US3512084A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-07-19 | 1975-01-18 | 1975-07-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-07-19 | 1979-01-18 | 1979-07-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-07-19 | 1983-01-18 | 1983-07-20 | $7700.00 | Window Closed / Lapsed |