Combination lock

A combination lock comprising:

• a lock housing;
• a shackle;
• a rotatable dial on the surface of said housing;
• a combination assembly within said housing and in communication with said rotatable dial, wherein the combination assembly comprises a plurality of combination disks having windows that can be rotatably aligned to open the lock;
• a pushbutton on the surface of said housing that opens the lock when it is depressed, wherein said pushbutton comprises a stop member that contacts a tang to position the window of one of said plurality of combination disks before the pushbutton is depressed;
• wherein the pushbutton operates in a direction perpendicular to the rotational axis of said dial.

A combination lock comprising:

• a lock housing;
• a shackle;
• a rotatable dial on the surface of said housing;
• a combination assembly within said housing and in communication with said rotatable dial, wherein the combination assembly comprises a plurality of combination disks having windows that can rotatably aligned to open the lock;
• a pushbutton extending out of said housing that opens the lock when it is depressed, wherein said pushbutton comprises:
• a stop member that contacts a tang to position the window of one of said plurality of combination disks before the pushbutton is depressed, and
• means for rotating the window of said one of said plurality of combination disks out of alignment after the pushbutton is depressed so that the combination must be reentered in order to open the lock;
• and
• a pushbutton cover disposed on said pushbutton, wherein said cover prevents unauthorized opening of the lock when subjected to high impact forces.

A combination lock comprising:

• a lock housing;
• a shackle;
• a rotatable dial on the surface of said housing;
• a combination assembly within said housing and in communication with said rotatable dial, wherein the combination assembly comprises:
• a plurality of combination disks having windows that can be rotatably aligned to open the lock;
• and
• dial detent means;
• a pushbutton extending out of said housing that opens the lock when it is depressed, wherein said pushbutton comprises
• a stop member that contacts a tang to position the window of one of said plurality of combination disks before the pushbutton is depressed.

A combination lock comprising:

• a lock housing;
• a shackle extending into said lock housing;
• a cap insert within said housing, wherein said insert defines through holes that surround the shackle extending into said lock housing;
• a rotatable dial on the surface of said housing;
• a combination assembly within said housing and in communication with said rotatable dial, wherein the combination assembly comprises a plurality of combination disks having windows that can be rotatably aligned to open the lock;
• a pushbutton extending out of said housing that opens the lock when it is depressed, wherein said pushbutton comprises
• a stop member that contacts a tang to position the window of one of said plurality of combination disks before the pushbutton is depressed.