Patent US4408696A successfully refreshed from Google Patents.
US4408696A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Removable electrical receptacle
Assignee: WESTMORELAND PLASTICS Co
•
Filing: 1981-05-07
•
Granted: 1983-10-11
•
Expires: 2001-05-07
Abstract
Abstract An electrical receptacle wherein a body (6) includes sidewalls (8), end walls (10) and has a cover (12) at one end and a flange (14) at the opposite end. Body (6) is provided with channels (18) in sidewalls (8). Screws (20) extend through flange (14) and threadingly engage clamps (22) that are guided along channels (18) in response to rotation of screws (20) to secure the wall or ceiling structure between clamp (22) and flange (14).
Inventors
- 👤 William J. Crosson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 12:10
CPC Classifications
H; H02; H02G; H02G3/00; H02G3/02; H02G3/08; H02G3/12; H02G3/123; Y; Y10; Y10S; Y10S248/00; Y10S248/906
Claims Analysis
Total Claims: 3
Claim 1
Independent Claim
254 words
A removable receptacle for electrical apparatus, said receptacle comprising: a receptacle body having a side wall and an end wall and having a removable cover on one end and a peripheral, external flange on the opposite end, said body having at least one channel in said side wall along the outer surface thereof between said removable cover and said peripheral, external flange; fastening means having threads on one end and a head on the opposite end, said fastening means extending through an aperture in said peripheral, external flange such that the threaded portion of said fastening means is maintained substantially parallel adjacent to the channel in the side wall of said receptacle body; a sleeve member provided in juxtaposition to the aperture of sufficiently large diameter to allow the threaded portion of said fastening means to pass, but of small enough diameter to maintain said fastening means substantially orthogonal with respect to said peripheral, external flange; and at least one clamp threadingly connected to said fastening means, said clamp having a guide portion defining a sleeve that has a surface complimentary to and maintained within the channel such that said guide portion guides said clamp axially of said channel, said clamp further including a retainer portion, said retainer portion including edge portions extending laterally from opposing sides of said sleeve to act as stops that cooperate with the surface of the side wall of said receptacle body adjacent and outside said channel to prevent said clamp from rotating when said fastening means is turned.
Claim 2
Dependent Claim
254 words
A removable receptacle for electrical apparatus, said receptacle comprising: a receptacle body having a side wall and an end wall and having a removable cover on one end and a peripheral, external flange on the opposite end, said body having at least one channel in said side wall along the outer surface thereof between said removable cover and said peripheral, external flange; fastening means having threads on one end and a head on the opposite end, said fastening means extending through an aperture in said peripheral, external flange such that the threaded portion of said fastening means is maintained substantially parallel adjacent to the channel in the side wall of said receptacle body; a sleeve member provided in juxtaposition to the aperture of sufficiently large diameter to allow the threaded portion of said fastening means to pass, but of small enough diameter to maintain said fastening means substantially orthogonal with respect to said peripheral, external flange; and at least one clamp threadingly connected to said fastening means, said clamp having a guide portion defining a sleeve that has a surface complimentary to and maintained within the channel such that said guide portion guides said clamp axially of said channel, said clamp further including a retainer portion, said retainer portion including edge portions extending laterally from opposing sides of said sleeve to act as stops that cooperate with the surface of the side wall of said receptacle body adjacent and outside said channel to prevent said clamp from rotating when said fastening means is turned.
Claim 3
Dependent Claim
26 words
The receptacle of claim 1 further comprising: mounting means connected to the interior portion of said body for replaceably mounting the electrical apparatus to said receptacle.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1986-10-10 | 1987-04-11 | 1987-10-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1990-10-10 | 1991-04-11 | 1991-10-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1994-10-10 | 1995-04-11 | 1995-10-11 | $7700.00 | Window Closed / Lapsed |