Model bridge bent jig

Details Model bridge bent jig Model bridge bent jig

1991-10-29

1992-12-01

Swann, J. J.

Work holders

Plural holders to hold workpieces relative to each other

269289R, 269904, B25B 500

Patent

active

051674041

ABSTRACT:
The invention is an indexing jig for building model railroad bridge trestles having a series of horizontal and vertical apertures cut into it to form an interlocking system of grooves for holding the various members that are used to construct trestles including vertical and horizontal members and cross bracing.

REFERENCES:
patent: 378457 (1888-02-01), Oakes
patent: 2331972 (1943-10-01), Greevy
patent: 4541618 (1985-09-01), Bruno
patent: 5031886 (1991-07-01), Sosebee
patent: 5085414 (1992-02-01), Weaver

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