Railways – Traction – Truck distribution
Patent
1978-01-23
1982-10-05
Reese, Randolph A.
Railways
Traction
Truck distribution
104 88, 104172BT, 403229, B61B 1200
Patent
active
043523277
ABSTRACT:
The selector pin for a tow truck is comprised of first and second tubes aligned end to end with a spring confined within the tubes and under tension to maintain the tubes in end-to-end alignment, while permitting one tube to pivot relative to the other tube through an arc up to 90.degree..
REFERENCES:
patent: 1674983 (1928-06-01), Morton
patent: 2559452 (1951-07-01), McLellan
patent: 2816516 (1957-12-01), Diehl
patent: 3373698 (1968-03-01), Bishop
patent: 3437059 (1969-04-01), Stonier et al.
patent: 3532059 (1970-10-01), Frantz
patent: 3556012 (1971-01-01), Parshall
patent: 3559584 (1971-02-01), Frantz et al.
Reese Randolph A.
SI Handling Systems Inc.
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