Clamping apparatus

Details Clamping apparatus Clamping apparatus

2011-03-22

2011-03-22

Hail, III, Joseph J (Department: 3723)

Work holders

Relatively movable jaws

Plural jaw pairs, angularly oriented, for common work

C269S104000, C269S111000

Reexamination Certificate

active

07909315

ABSTRACT:
A non-power operated clamping apparatus is disclosed which is made up of a top section, middle section, and bottom section. There are first direction clamps located on the left side and right side of the middle section and the bottom section is positioned within the first direction clamps and the sides of the middle section. There are second direction clamps between the bottom section and middle section and between the top section and middle section. The workpiece, comprising members of wood glued edge-to-edge, is placed between the top section and middle section and subjected to a first direction compressive force and a second direction compressive force perpendicular to the first direction compressive force.

REFERENCES:
patent: 4427191 (1984-01-01), Hess
patent: 4547255 (1985-10-01), Yow
patent: 4552345 (1985-11-01), Benda
patent: 4952269 (1990-08-01), Mortoly
patent: 5058870 (1991-10-01), Cetnar
patent: 5467972 (1995-11-01), Lee et al.
patent: 6726192 (2004-04-01), Devers
patent: 6779576 (2004-08-01), Cable

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