Trailer hitch lock
DCFirst Claim
1. A trailer anti-theft locking apparatus to secure the tongue of a trailer hitch having a hitch ball receiving socket, the apparatus comprising:
- a) a ball for insertion into the socket of the trailer hitch, the ball having a base plate attached thereto, the base plate having a tang projecting therefrom whereby the tang has a lock engaging surface thereon;
b) a housing with an open end to receive said trailer hitch and said base plate, the housing having a hole in an opposite end to receive said tang, the hole opening into a tubular extension extending a selected distance from said opposite end; and
c) a lock to be received into said tubular extension, having key operated means to releasably engage and secure said lock engaging surface.
1 Assignment
Litigations
0 Petitions
Accused Products
Abstract
A ball fastened to a base plate is received within the socket of a trailer hitch, with a box shaped, open ended housing slipped over the exposed end of the tongue, hitch, and plate. The plate has a pierced tang that extends through the closed end of the housing and into a tubular extension projecting from the housing. A purchase item cylindrical, keyed, tumbler operated, lock slips into the bore of the extension and projects a key operated, retractable, transversely movable, shot bolt through the pierced hole of the tang. The lock is protected within the extension, and the apparatus has no parts exposed for tampering.
51 Citations
9 Claims
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1. A trailer anti-theft locking apparatus to secure the tongue of a trailer hitch having a hitch ball receiving socket, the apparatus comprising:
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a) a ball for insertion into the socket of the trailer hitch, the ball having a base plate attached thereto, the base plate having a tang projecting therefrom whereby the tang has a lock engaging surface thereon;
b) a housing with an open end to receive said trailer hitch and said base plate, the housing having a hole in an opposite end to receive said tang, the hole opening into a tubular extension extending a selected distance from said opposite end; and
c) a lock to be received into said tubular extension, having key operated means to releasably engage and secure said lock engaging surface. - View Dependent Claims (2, 3)
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4. A trailer anti-theft locking apparatus comprising:
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a) a ball for insertion into a socket of a trailer hitch, the ball having a base plate attached thereto, the base plate having a tang projecting therefrom whereby the tang has a transverse hole therein;
b) a housing with an open end to receive said trailer hitch and said base plate, the housing having a hole in an opposite end to receive said tang, the hole opening into a tubular extension extending a selected distance from said opposite end; and
c) a lock to be received into said tubular extension, having a key operated transversely movable shot bolt to retractably extend into said transverse hole. - View Dependent Claims (5, 6)
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7. An anti-theft trailer hitch lock for a ball and socket type trailer tongue, comprising:
- a ball for insertion into said socket, the ball having a base plate attached thereto, an open ended box housing with a longitudinal dimension for enclosing said base plate and an exposed end of said tongue, said housing having a closed end with an opening therein, the opening extending into the bore of a tubular extension attached to and projecting some distance from said housing, the tubular extension adapted to receive a key operated lock, a tang attached to said base plate, the tang extending through said opening and having a transverse hole therein to receive a retractable key actuated shot bolt movably attached to said lock.
- View Dependent Claims (8, 9)
Specification