US4558193A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Switch lock
Assignee: ITT Manufacturing Enterprises LLC
•
Filing: 1984-07-27
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Granted: 1985-12-10
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Expires: 2004-07-27
Abstract
Abstract This invention is directed at a switch lock comprising a top plate positioned between the lock portion and the switch portion. The top plate includes a recess which provides stop means for the switch lock.
Inventors
- 👤 Dan Test
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 14:08
CPC Classifications
H; H01; H01H; H01H27/00; H01H27/06; H01H1/00; H01H1/12; H01H1/14; H01H1/16; Y; Y10; Y10S; Y10S70/00; Y10S70/30
Claims Analysis
Total Claims: 8
Claim 1
Independent Claim
189 words
A lock actuated switch device comprising a key, a lock, a top plate and a switch, the lock having a shell the lock also having a key hole and an activating means, the activating means extending from the lock through the shell, having a first free end and having a longitudinal axis, the shell having a stud extending therefrom and a projection extending from the activating means in angular relation to the longitudinal axis, the key engageable in the key hole and adapted on movement to rotate the activating means, the top plate having an upper surface, a lower surface and a central through aperture, the upper surface having a notch and a recess formed therewith, the recess having at least one stop position, the activating means extending through the aperture in the top plate with the lock bearing against the upper surface of the top plate and at least a portion of the projection seated in the recess and the stud seated in the notch, the switch having an actuating means and the activating means engaging the actuating means whereby rotation of the key will actuate the switch.
Claim 2
Dependent Claim
189 words
A lock actuated switch device comprising a key, a lock, a top plate and a switch, the lock having a shell the lock also having a key hole and an activating means, the activating means extending from the lock through the shell, having a first free end and having a longitudinal axis, the shell having a stud extending therefrom and a projection extending from the activating means in angular relation to the longitudinal axis, the key engageable in the key hole and adapted on movement to rotate the activating means, the top plate having an upper surface, a lower surface and a central through aperture, the upper surface having a notch and a recess formed therewith, the recess having at least one stop position, the activating means extending through the aperture in the top plate with the lock bearing against the upper surface of the top plate and at least a portion of the projection seated in the recess and the stud seated in the notch, the switch having an actuating means and the activating means engaging the actuating means whereby rotation of the key will actuate the switch.
Claim 3
Dependent Claim
25 words
A lock actuated switch device as set forth in claim 1 wherein the activating means is a shaft and the recess has an arcuate configuration.
Claim 4
Dependent Claim
18 words
A lock actuated switch device as set forth in claim 1 wherein the switch is a rotary switch.
Claim 5
Dependent Claim
31 words
A lock actuated switch device as set forth in claim 2 wherein the lock includes an end, the activating means extending from the end and the switch being a rotary switch.
Claim 6
Dependent Claim
60 words
A lock actuated switch device as set forth in claim 4 wherein the end of the lock having a stud extending therefrom, the stud in spaced, parallel relation to the activating means, the upper surface of the top plate having a slot formed therewith, the stud engageable within the slot thereby preventing rotation between the lock and the top plate.
Claim 7
Dependent Claim
35 words
A lock actuating switch device as set forth in claim 5 wherein the top plate is held in assembly with the lock by a retainer ring engaged on the terminal end of the activating means.
Claim 8
Dependent Claim
64 words
A lock actuated switch device as set forth in claim 1 further comprising a housing and the actuating means having at least two terminals and a moveable contact, each of the terminals including a shank portion having an end and an arced contact portion integral with the end, the terminals engaged to the housing and the contact portions positioned to engage the moveable contact.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1988-12-09 | 1989-06-10 | 1989-12-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1992-12-09 | 1993-06-10 | 1993-12-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1996-12-09 | 1997-06-10 | 1997-12-10 | $7700.00 | Window Closed / Lapsed |