Punch with punch elements in adjustable positions
AssigneeChau Lih Rong Enterprise Co., Ltd.
InventorChien-Fu Lin
Life of this patent
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Abstract
A punch includes a base, a plurality of punch pins, a lever and a plank. The base includes a lower member defining a plurality of holes and an upper member defining a plurality of holes corresponding to the holes defined in the lower member. Each of the punch pins is for insertion through one of the holes defined in the upper member and one of the holes defined in the lower member. The lever is pivotally mounted on the base. The plank defines a plurality of holes. The plank is movably attached to the lever between several positions in each of which it pushes a different set of the punch pins when the lever is operated.
Claims16
A punch including:
- a base including a lower member defining a plurality of holes and an upper member defining a plurality of holes corresponding to the holes defined in the lower member;
- a plurality of punch pins each for insertion through one of the holes defined in the upper member and one of the holes defined in the lower member;
- a lever pivotally mounted on the base;
- a plank defining a plurality of holes, the plank movably attached to the lever between several positions in each of which it pushes a different set of the punch pins when the lever is operated;
- and
- a gear for moving the plank relative to the lever, wherein the gear includes a toothed wheel rotationally mounted on the lever and a toothed edge formed on the plank for engagement with the toothed wheel.
Dependencies are inferred from the claim text.