Manual pipe cutter
First Claim
1. A manual pipe cutter comprising a body including a cutting head portion having a pipe passage extending therethrough, a cutting head rotatable in the cutting head portion substantially around the pipe passage, a cutter-pressing jaw mounted on the cutting head and displaceable in a predetermined direction transversely across relative to the pipe passage, a toothed rack fixedly secured to the cutter-pressing jaw and displaceable bodily with the latter and endwise in said predetermined direction, a ratchet and gear system connected to the toothed rack and constructed and arranged to move and hold the latter relative to operative displacement of the cutter-pressing jaw in said predetermined direction, and a manual actuator mounted on said body, connected to the ratchet and gear system and constructed and arranged to actuate the same and produce the operative displacement of the cutter-pressing jaw in said predetermined direction.
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Accused Products
Abstract
A manual pipe cutter that comprises a cutting disk and a cutter-pressing jaw to press the cutting disk edgewise against a pipe to cut it, and is characterized by a pushbutton and gear arrangement for convenient operation and forceful pressing of the cutting disk edgewise against the pipe. This manual pipe cutter further comprises a body defining a cutting head portion and a handle portion, a cutting head rotatable in the cutting head portion of the body and cooperatively forming with it a pipe passage and an open mouth to position a pipe transversely into the pipe passage, a pawl and ratchet to rotate the cutting disk around the pipe, and means to release the movable jaw and return it to its outermost position.
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Citations
11 Claims
- 1. A manual pipe cutter comprising a body including a cutting head portion having a pipe passage extending therethrough, a cutting head rotatable in the cutting head portion substantially around the pipe passage, a cutter-pressing jaw mounted on the cutting head and displaceable in a predetermined direction transversely across relative to the pipe passage, a toothed rack fixedly secured to the cutter-pressing jaw and displaceable bodily with the latter and endwise in said predetermined direction, a ratchet and gear system connected to the toothed rack and constructed and arranged to move and hold the latter relative to operative displacement of the cutter-pressing jaw in said predetermined direction, and a manual actuator mounted on said body, connected to the ratchet and gear system and constructed and arranged to actuate the same and produce the operative displacement of the cutter-pressing jaw in said predetermined direction.
Specification