Automobile lock

An automobile lock for locking a steering wheel and a cassette tape deck, comprising:

• a locking member provided with a locking core in an interior portion and a clamp for engaging a steering wheel on an outer side;
• a transmission member connected with said locking member by a gearing;
• an adjusting member connecting with said transmission member by said gearing;
• and
• a telescopic rod extending through said adjusting member, provided at an end with a universal joint connected with an insert plate for insertion into a cassette tape deck slot, and having a plurality of teeth;
• said gearing having a first gear disposed in said locking member, a second gear mounted in said transmission member and engageable with said first gear, a third gear and a fourth gear mounted in said transmission member and engageable with each other, a slider between said third gear and said fourth gear, a fifth gear mounted on another end of said slider, a sixth gear in said adjusting member and engageable with said fifth gear, and a latch bolt at another end of said sixth gear for engaging a tooth of said telescopic rod.