← Back to Patent Explorer
US3233913A Expired / Lapsed US ⏱️ 0.0 years remaining

Trailer socket hitch anti-theft device

Assignee: Individual
•
Filing: 1962-10-01
•
Granted: 1966-02-08
•
Expires: 1982-10-01
📄 Original PDF 🌐 Google Patents 🔄 Sync Now

Abstract

No abstract record available.

Inventors

  • 👤 Thomas P Brown

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-04 01:18
CPC Classifications
B; B60; B60D; B60D1/00; B60D1/58; B60D1/60; B60D1/24; B60D1/28; Y; Y10; Y10T; Y10T70/00; Y10T70/50; Y10T70/5889; Y10T70/5982

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 308 words
IN COMBINATION WITH A TRAILER HAVING A SOCKET HITCH OF THE TYPE INCLUDING MEANS DEFINING A DOWNWARDLY OPENING PARTIAL SPHERICAL SOCKET AND HAVING RETAINING MEANS MOVABLY MOUNTED ON SAID SOCKET HITCH FOR MOVEMENT BETWEEN LOCKED AND UNLOCKED POSITIONS AND ADAPTED TO ENGAGE AND RELEASABLY RETAIN A BALL HITCH ELEMENT SEATED AND SWIVELLY SECURED IN SAID SOCKET, SAID SOCKET HITCH BEING PROVIDED WITH A LOCKABLE MOVABLE ACTUATOR MEANS OPERATIVELY CONNECTED TO SAID RETAINING MEANS AND MOVABLE BETWEEN FIRST AND SECOND POSITIONS FOR MOVING SAID RETAINING MEANS BETWEEN LOCKED AND UNLOCKED POSITIONS RESPECTIVELY, MEANS LOCKING SAID ACTUATOR MEANS IN SAID FIRST POSITION, A GENERALLY SPHERICAL MEMBER OF A SIZE RECEIVABLE AND LOCKABLE IN SAID SOCKET HITCH BY MOVEMENT OF SAID ACTUATOR MEANS TO SAID FIRST POSITION, SAID GENERALLY SPHERICAL MEMBER BEING BLIND AND THEREFORE FREE OF MEANS ADAPTED FOR RIGID CONNECTION TO A DRAFT VEHICLE WHEREBY SAID ACTUATOR MEANS IS LOCKED IN SAID FIRST POSITION, WITH SAID GENERALLY SPHERICAL MEMBER DISPOSED IN SAID SOCKET HITCH, IT WILL BE IMPOSSIBLE TO REMOVE SAID SPHERICAL MEMBER FROM SAID SOCKET AND THE ENGAGEMENT OF SAID TRAILER SOCKET WITH A BALL HITCH ELEMENT SUPPORTED FROM A DRAFT VEHICLE IN THE USUAL MANNER AND THE THEFT OF A TRAILER TO WHICH SAID SOCKET HITCH IS SECURED BY TRAILING THE SAID TRAILER BEHIND A DRAFT VEHICLE IN THE USUAL MANNER WILL BE PREVENTED, SAID TRAILER INCLUDING TRAILER ACCESSORIES REMOVABLY POSITIONED THEREON ADJACENT SAID SOCKET HITCH, SAID SPHERICAL MEMBER INCLUDING A MOUNTING LUG FIXEDLY SECURED THERETO AND PROJECTING OUTWARDLY THEREFROM, AN ELONGATED AND FLEXBLE THEFT PREVENTING TIE MEMBER HAVING ONE END SECURED TO SAID MOUNTING LUG, SAID MEANS RELEASABLY LOCKING SAID ACTUATOR MEANS IN SAID FIRST POSITION INCLUDING MEANS RELEASABLY LOCKING SAID OTHER END OF SAID TIE MEMBER TO SAID ACTUATOR MEANS, SAID TIE MEMBER HAVING A PORTION THEREOF INTERMEDIATE ITS OPPOSITE ENDS SECURED TO SAID ACCESSORIES.
Claim 2
Dependent Claim 308 words
IN COMBINATION WITH A TRAILER HAVING A SOCKET HITCH OF THE TYPE INCLUDING MEANS DEFINING A DOWNWARDLY OPENING PARTIAL SPHERICAL SOCKET AND HAVING RETAINING MEANS MOVABLY MOUNTED ON SAID SOCKET HITCH FOR MOVEMENT BETWEEN LOCKED AND UNLOCKED POSITIONS AND ADAPTED TO ENGAGE AND RELEASABLY RETAIN A BALL HITCH ELEMENT SEATED AND SWIVELLY SECURED IN SAID SOCKET, SAID SOCKET HITCH BEING PROVIDED WITH A LOCKABLE MOVABLE ACTUATOR MEANS OPERATIVELY CONNECTED TO SAID RETAINING MEANS AND MOVABLE BETWEEN FIRST AND SECOND POSITIONS FOR MOVING SAID RETAINING MEANS BETWEEN LOCKED AND UNLOCKED POSITIONS RESPECTIVELY, MEANS LOCKING SAID ACTUATOR MEANS IN SAID FIRST POSITION, A GENERALLY SPHERICAL MEMBER OF A SIZE RECEIVABLE AND LOCKABLE IN SAID SOCKET HITCH BY MOVEMENT OF SAID ACTUATOR MEANS TO SAID FIRST POSITION, SAID GENERALLY SPHERICAL MEMBER BEING BLIND AND THEREFORE FREE OF MEANS ADAPTED FOR RIGID CONNECTION TO A DRAFT VEHICLE WHEREBY SAID ACTUATOR MEANS IS LOCKED IN SAID FIRST POSITION, WITH SAID GENERALLY SPHERICAL MEMBER DISPOSED IN SAID SOCKET HITCH, IT WILL BE IMPOSSIBLE TO REMOVE SAID SPHERICAL MEMBER FROM SAID SOCKET AND THE ENGAGEMENT OF SAID TRAILER SOCKET WITH A BALL HITCH ELEMENT SUPPORTED FROM A DRAFT VEHICLE IN THE USUAL MANNER AND THE THEFT OF A TRAILER TO WHICH SAID SOCKET HITCH IS SECURED BY TRAILING THE SAID TRAILER BEHIND A DRAFT VEHICLE IN THE USUAL MANNER WILL BE PREVENTED, SAID TRAILER INCLUDING TRAILER ACCESSORIES REMOVABLY POSITIONED THEREON ADJACENT SAID SOCKET HITCH, SAID SPHERICAL MEMBER INCLUDING A MOUNTING LUG FIXEDLY SECURED THERETO AND PROJECTING OUTWARDLY THEREFROM, AN ELONGATED AND FLEXBLE THEFT PREVENTING TIE MEMBER HAVING ONE END SECURED TO SAID MOUNTING LUG, SAID MEANS RELEASABLY LOCKING SAID ACTUATOR MEANS IN SAID FIRST POSITION INCLUDING MEANS RELEASABLY LOCKING SAID OTHER END OF SAID TIE MEMBER TO SAID ACTUATOR MEANS, SAID TIE MEMBER HAVING A PORTION THEREOF INTERMEDIATE ITS OPPOSITE ENDS SECURED TO SAID ACCESSORIES.

References Cited (Backward Citations)

US1390402A Cited
US1464262A Cited
US2166208A Cited
US2571349A Cited
US2788990A Cited
US2992832A Cited
US3139291A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1969-02-07 1969-08-09 1970-02-08 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1973-02-07 1973-08-09 1974-02-08 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1977-02-07 1977-08-09 1978-02-08 $7700.00 Window Closed / Lapsed

Assigned Categories & Tags

No categories assigned to this patent yet.

Assign Category Tag