Handling: hand and hoist-line implements – Hand bars and hand barrows – Ball retriever
Patent
1991-12-31
1993-06-15
Focarino, Margaret A.
Handling: hand and hoist-line implements
Hand bars and hand barrows
Ball retriever
221307, 221280, B25C 300
Patent
active
052191982
ABSTRACT:
A device and process for handling headed fasteners to facilitate insertion into a workpiece opening includes a hollow tube and telescoping plunger arrangement, the tube containing the fastener or fasteners which are extended one at a time through a tube slot upon movement to a collapsed position of the device. The fastener is spring gripped by its head in the process of being laterally extended through the slot, and is fully ejected from the device as the device is longitudinally moved in a rearward direction.
REFERENCES:
patent: 405598 (1889-06-01), Raymond
patent: 1576010 (1926-03-01), Swartz
patent: 2725558 (1955-12-01), Munson
patent: 3206197 (1965-09-01), Miotke
patent: 3789895 (1974-02-01), Levinson
patent: 3847193 (1974-11-01), Brunstetter
patent: 4858784 (1989-08-01), Moody
patent: 5040675 (1991-08-01), Cleveland et al.
Focarino Margaret A.
Kramer Dean J.
Norfolk Southern Railway Co.
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