Two piece clamp binder

Details Two piece clamp binder Two piece clamp binder

1982-09-28

1985-03-12

Lyddane, William E.

Supports: racks

Special article

Paper or textile sheet type

24 671, 24502, 24510, 211 48, 211 96, A47F 700

Patent

active

045039798

ABSTRACT:
A two piece binder is disclosed having substantially symmetrical clamping members hinged together along first edges thereof so as to be rotated to grasp sheet material between second edges thereof by the rotation of wing nuts mounted on one side of the two piece binder and operably coupled to the two clamping members. The two piece binder disclosed advantageously provides a symmetric two piece binder with a side mounted tensioning wing nut.

REFERENCES:
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patent: 3635352 (1972-01-01), Brooks et al.
patent: 3891093 (1975-06-01), Petrie
patent: 3896526 (1975-07-01), Joiner
patent: 4057147 (1977-11-01), Fleischmann
patent: 4147257 (1979-04-01), Zippel

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