Patent ID: 6213084
Filing Date: 2001-04-10
Classification: F02D,F02M

Abstract:
An automobile anti-theft device comprising:a base (10) having a first threaded passage, a second threaded passage and a third threaded passage (11,13,15) each opening in a common direction, a vertical wall (17) formed therein, a hole (18) in communication with the second threaded passage (13), an annular ring (181) formed adjacent the wall (17) and having the hole (18) defined therein and a guiding path (19) defined to communicate with the hole (18) and the third threaded passage (15);a connecting member (20) having a flange (21), a first end (22) which has outer threads formed to correspond to the second threaded passage (13), an oil ring (23) provided to be received on top of the second threaded passage (13) so as to prevent leakage when the first end (22) threadingly engages with the second threaded passage (13) and a second end (24) with inner threads;an activating member (30) received in the connecting member (20) and having a space (31) defined in a bottom thereof, a shoulder (312), a plug (33) movably received between the space (31) and the shoulder (312), a through hole (32) defined to communicate with the space (31) for receiving therein a spring (34) and a connector (35) threadingly engaged with the second end (24) of the connecting member (20);an energizing device (40) having an induced magnet (41) to provide necessary magnetic force to control the movement of the plug (33) of the activating member (30), an annular ring (42) and a nut (43) which are provided to be threadingly engaged with the connector (35);a first connector (50) having a shoulder (51), a stepped end (52), a screw end (53) corresponding to the first threaded passage (11) of the base (10) and a through hole (54), and an oil ring (55) seated on the screw end (53) and abutted the shoulder (51), such that when the screw end (53) is threadingly engaged with the base (10), the oil ring (55) is able to be received in the upper face of the first threaded passage (11) to prevent leakage;a second connector (60) having a shoulder (61) with a flange (611) formed therewith, a stepped end (62), a screw end (63), a through hole (64) and an oil ring (65) seated on the screw end (63) and abutted the shoulder (61), such that when the screw end (63) is threadingly engaged with the base (10), the oil ring (65) is able to be received in the upper face of the third threaded passage (15) to prevent leakage;a bracket (70) with a first hole (71) defined to receive and secure the extension of the flange (611) of the shoulder (61) and multiple holes (72,73) defined to facilitate the mounting onto the body of the automobile.