Geometrical instruments – Scriber – Straight-line
Patent
1986-09-08
1988-04-05
Martin, Jr., William D.
Geometrical instruments
Scriber
Straight-line
266 66, 266 67, B23K 710
Patent
active
047349913
ABSTRACT:
A guide roller attachment for a cutting torch which consists of a clamp member secured to hex nut of the cutting torch and a pair of elongated legs with knurled wheels rotatably coupled thereto. The legs are adjustably coupled to the clamp member to control distance of the torch tip to a workpiece and stabilize the cutting torch during its push/drag along the work piece when straight and bevel cutting.
REFERENCES:
patent: 2475891 (1949-07-01), Harris
patent: 2852245 (1958-09-01), Lamb
patent: 3514087 (1970-05-01), Richards
patent: 3698701 (1972-10-01), Straub
patent: 4405117 (1983-09-01), Ohlaug
Bettino Louis A.
Spector George
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