Patent US3785183A successfully refreshed from Google Patents.
US3785183A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Theft deterrent for office machines, television sets and small factory tools
Assignee: I O Prague Corp
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Filing: 1972-01-31
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Granted: 1974-01-15
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Expires: 1992-01-31
Abstract
Abstract A novel tethering device for securing appliances or other portable equipment of value, to prevent a thief from taking the same, the device consisting of a flexible cable that is resistant to being cut or otherwise severed, and one end of the cable being firmly secured to the object being protected while the other end is fixed to an anchoring stationary object, at least one of the ends including a key operated lock whereby the attachment can be disconnected.
Inventors
- 👤 P Sander
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 16:15
CPC Classifications
E; E05; E05B; E05B73/00; E05B73/0005; E05B67/00; E05B67/36; Y; Y10; Y10T; Y10T70/00; Y10T70/50; Y10T70/5009
Claims Analysis
Total Claims: 7
Claim 1
Independent Claim
199 words
In a theft deterrent, the combination of a flexible cable made of material that is resistant to being severed, means at one end of said cable for securement to a stationary anchoring object and means at the other end of said cable for securement to a portable object intended to be prevented from being carried away by an unauthorized person, wherein said portable object may comprise office equipment such as a typewriter or calculating machine, in the home may comprise a radio, television set, or other appliance, and in a factory may comprise a small tool, said means for securement to a portable object comprising, a lock engageable with at least one end of said cable to permit an authorized person to disconnect said cable from one of said objects, a cable head secured to said cable end, a key operated lock receivable through said cable head, a back plate securable to one of said objects, and said lock being securable to said back plate, wherein said cable head has a transversely elongated opening therethrough, and said lock includes a case transversely correspondingly configurated to permit slidable insertion of said lock in said opening but prevent rotation respective thereto.
Claim 2
Dependent Claim
199 words
In a theft deterrent, the combination of a flexible cable made of material that is resistant to being severed, means at one end of said cable for securement to a stationary anchoring object and means at the other end of said cable for securement to a portable object intended to be prevented from being carried away by an unauthorized person, wherein said portable object may comprise office equipment such as a typewriter or calculating machine, in the home may comprise a radio, television set, or other appliance, and in a factory may comprise a small tool, said means for securement to a portable object comprising, a lock engageable with at least one end of said cable to permit an authorized person to disconnect said cable from one of said objects, a cable head secured to said cable end, a key operated lock receivable through said cable head, a back plate securable to one of said objects, and said lock being securable to said back plate, wherein said cable head has a transversely elongated opening therethrough, and said lock includes a case transversely correspondingly configurated to permit slidable insertion of said lock in said opening but prevent rotation respective thereto.
Claim 3
Dependent Claim
48 words
The combination as set forth in claim 1, wherein said back plate has an opening on one side thereof, said opening being circular in shape except at its outer end where a pair of spaced apart flanges extend across the entrance of said opening to form shoulders therebehind.
Claim 4
Dependent Claim
50 words
The combination as set forth in claim 2, wherein said back plate includes a threaded sleeve securable in a threaded opening of said portable object, said sleeve being fitted with a rotatable threaded collar that serves as a lock nut for securement of said back plate to said portable object.
Claim 5
Dependent Claim
66 words
The combination as set forth in claim 3, wherein a rear end of said lock includes a pivotable cam plate, said cam plate being rotatable in response to a key inserted in a front side of said lock, so that corners of said cam plate become positioned behind said flanges extending over said back plate opening thus securing said lock, cable head and back plate together.
Claim 6
Dependent Claim
43 words
The combination as set forth in claim 4, wherein said lock case has an enlarged head on a front end thereof that abuts against one side of said cable head while said back plate abuts against the other side of said cable head.
Claim 7
Dependent Claim
23 words
The combination set forth in claim 5, wherein another like said lock is engageable with the other said end of said flexible cable.
References Cited (Backward Citations)
US1991825A
Cited
US2791898A
Cited
US3296842A
Cited
US3564879A
Cited
US3625031A
Cited
US3664616A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1977-01-14 | 1977-07-16 | 1978-01-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-01-14 | 1981-07-16 | 1982-01-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-01-14 | 1985-07-16 | 1986-01-15 | $7700.00 | Window Closed / Lapsed |