Apparatus for assembling a fastener to a washer

Details Apparatus for assembling a fastener to a washer Apparatus for assembling a fastener to a washer

1995-03-27

1997-04-01

Larson, Lowell A.

Threaded, headed fastener, or washer making: process and apparat

Apparatus for assembling or disassembling fastener with element

Headed fastener with element, e.g., bolt with nut and washer

470 3, B23P 1908

Patent

active

056160828

ABSTRACT:
An apparatus for assembling a fastener blank to a washer including a mechanism for supplying washers in a sequential manner from unoriented bulk to a desired oriented position and a mechanism for supplying fastener blanks having a shank and a head to a desired oriented position. The apparatus further includes an adjustable fastener driving mechanism for gripping individual fasteners by the shank from the fastener supply mechanism and inserting the fastener shank within an aperture of a respective washer with a very high degree of accuracy and low rate of rejection to accommodate fastener blanks having mis-shaped heads or heads which are off-center or off square with respect to the shank.

REFERENCES:
patent: 3750206 (1973-08-01), Pomernacki
patent: 4058866 (1977-11-01), Foster
patent: 4237605 (1980-12-01), Jung et al.
patent: 4453308 (1984-06-01), Jackson
patent: 4470194 (1984-09-01), Cambiaghi et al.

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