Device for pressing frame for apertured grills

Details Device for pressing frame for apertured grills Device for pressing frame for apertured grills

1995-07-25

1997-05-27

Ramsey, Kenneth J.

Electric lamp or space discharge component or device manufacturi

Apparatus

Assembly means

269266, H01J 902

Patent

active

056326653

ABSTRACT:
The present invention provides a pressure device to press a pair of members facing each other of a frame under the same pressure condition. A pressure device 5 for pressing top and bottom members 103 of a frame 101 for apertured grills, provided with a pair of pressure blocks 31 provided movably in the direction to bring the pressure blocks closer to and farther from each horizontal member 103 at the position facing to the top and bottom horizontal members respectively outside the frame 101, driving means 15 for moving synchronously each pressure block 31 in the direction to bring each pressure block 31 closer to and farther from each horizontal member 103, and pressure rolls 33 for contacting with each horizontal member 103 and supported on each pressure block 31, respectively.

REFERENCES:
patent: 626427 (1899-06-01), Jones
patent: 4572564 (1986-02-01), Cipolla
patent: 4746315 (1988-05-01), Sumiyoshi
patent: 5119658 (1992-06-01), de Smet
patent: 5183426 (1993-02-01), Ho-jin et al.

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