Doweling tool

Details Doweling tool Doweling tool

1987-01-23

1989-03-14

McQuade, John

Cutting by use of rotating axially moving tool

Means to drive tool

Including means to move tool along tool-axis

173152, 384 58, B23B 4504

Patent

active

048120880

ABSTRACT:
A doweling tool for drilling a dowel hole in concrete to facilitate the insertion of dowels, the doweling tool having a guide bar, a support frame for supporting the guide bar, a carriage movingly connected to the guide bar, a pneumatically operated drilling tool having a drill bit connected to the carriage and a pneumatic cylinder having a portion connected to the support frame and another portion connected to the carriage. The pneumatic cylinder is operable to move the carriage and the drilling tool connected thereto in a forward direction for drilling the dowel hole and for moving the carriage and the drilling tool connected thereto in a reverse direction for withdrawing the drilling tool from the dowel hole. The carriage is rollingly supported on the guide bar by a roller assemblies for rolling movement in the forward and reverse direction.

REFERENCES:
patent: 2638387 (1953-05-01), Bech
patent: 2895715 (1959-07-01), Stenuick
patent: 2976942 (1961-03-01), Pitcher
patent: 3160074 (1964-12-01), Leander et al.
patent: 4215958 (1980-08-01), Jagers
patent: 4375195 (1983-03-01), Tsuboi
patent: 4553612 (1985-11-01), Durham
A copy of an undated brochure from Tamrock Tool, Inc.

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