Patent ID: 7225956

Claim:
A rubber locking device for a bicycle seat bag comprising a rubber strip, a clamp board, two hook bases, a plurality of fastener boards and screws, a soft spacer, a U fastener base and a rubber ring, wherein the rubber strip is fastened onto a top of the bicycle seat bag, and a U fastener base and rubber ring at a front end; said rubber strip being provided with a central hole, two sides of which are provided with hollowed out positioning crevices; on a bottom of said clamp board is provided a central post, which is protrusively provided with positioning blocks at two ends, and a central screw hole at a center; at each of left and right sides of said bicycle seat bag is provided one of said hook bases; the front end of said bicycle seat bag is provided with said U fastener base, said U fastener base being provided with two protruding positioning posts at one end, a screw hole between said two positioning posts, a U frame at an opposite end, a hook engageable with said rubber at a first side of said U frame and two adjustment hooks a second side of said U frame; a plurality of locking holes are arranged on said rubber strip; one side of each said hook base is provided with two protruding positioning posts at one end, a hook at an other side, and a screw hole between said two positioning posts; and one end of said U fastener base is connected to said rubber ring.