Portable hydraulic punch
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United States of America Patent
Stats
-
Nov 22, 1988
Issued Date -
N/A
app pub date -
Sep 2, 1987
filing date -
Aug 14, 1986
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
An apparatus for punching a plurality of predetermined spaced mounting holes in a building roof panel support member includes an elongated housing having an oil sump therewithin, a hydraulic pump together with an electric motor for actuation thereof mounted on the housing, guide structure which can be opened and closed for temporarily mounting the housing upon a roof panel support member, an adjustable gauge pin mounted on the housing near one end thereof, the gauge pin being supported on a mount which is adjustable along both the length and the width of the housing, and a hydraulic punch adjustably mounted near the other end of the housing from the gauge pin for punching holes in the support member. The method of punching holes in a roof panel support member as disclosed herein is also part of this invention.
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International Classification(s)
Cited Art Landscape
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