Portable door lock
OwnerJui-Chin Lininventor
Life of this patent
Estimating the term…
Abstract
A portable door lock includes a stop member and a connection plate, wherein the stop member has a slot defined therethrough and a rod is movably engaged with the slot. The stop member has two flat sides and one of which is to be contact an inside of a door. The connection plate has a hole and a tongue splits from the hole so as to be inserted in a recess in a door jamb. Two positioning holes are defined through the connection plate so that the connection plate cab be fixed to the door jamb. At least one engaging hole is defined through the connection plate so that the rod is engaged with the at least one engaging hole. A chain is connected between the stop member and the connection plate. The connection plate does not disengage from the doorjamb when the door is opened.
Claims7
A portable door lock comprising:
- a stop member having a slot defined therethrough and a rod movably engaged with the slot, the stop member having a flat side which is adapted to contact an inside of a door;
- a connection plate composed of a first part and a second part, a hole defined through the first part and a tongue split from the hole so as to be adapted to insert in a recess in a door jamb, a protrusion extending from a back side of the first part and a passage defined through the protrusion, two positioning holes defined through the first part and two bolts extending through the two positioning holes and adapted to be fixed to the door jamb, and
- the second part having at least one engaging hole defined therethrough and two lugs extending from an end of the second part, each lug having a through hole and the protrusion located between the two lugs and a pin extending through the two lugs and the passage in the protrusion.
Dependencies are inferred from the claim text.