Blind trimmer

Details Blind trimmer Blind trimmer

1988-08-09

1990-03-13

Howell, Daniel

Metal working

Plural diverse manufacturing apparatus including means for...

Binding or covering and cutting

29561, 29564, 83404, 834252, 834351, 144 3R, 409138, 409229, B23P 2300, B23C 300

Patent

active

049073257

ABSTRACT:
A blind trimmer includes a machine frame and an immovable as well as a movable trimming mechanisms respectively mounted on two longitudinal sides of the frame. Each trimming mechanism includes a plate, a saw, a cylindrical milling blade, and a clamping device having a slide piece which is slidable on the plate and spacedly mounts thereon two jaw members clamping therebetween a respective end portion of a collapsed blind so that the respective end portion will be trimmed by the saw when the slide piece is slid on the plate to let the respective end portion pass through the saw.

REFERENCES:
patent: 178992 (1876-06-01), Burgher
patent: 453365 (1891-06-01), Barringer
patent: 985272 (1911-02-01), Miller
patent: 1007355 (1911-10-01), Hoepfner
patent: 1308733 (1919-07-01), Curle
patent: 1454399 (1923-05-01), Norris
patent: 1461919 (1923-07-01), La Malta

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