Adjustable lift chain anchor for fork lift mast units

Details Adjustable lift chain anchor for fork lift mast units Adjustable lift chain anchor for fork lift mast units

1975-05-07

1977-03-01

Blunk, Evon C.

Elevator, industrial lift truck, or stationary lift for vehicle

Stationary lift for roadway vehicle or required component...

Having specific drive means for support

59 93, 403 46, B66B 920, F16G 1112

Patent

active

040097650

ABSTRACT:
An adjustable anchor employed within a triple-lift fork mast unit of a type wherein opposing ends of two lift chains are adjustably secured to a common base structure such as an intermediate upright unit, the anchor including a housing attached to the intermediate upright unit and defining a bore with a spherical taper formed about one end of the bore, an adjusting sleeve arranged within the bore and having a spherical shoulder for bearing engagement with the spherical taper, a portion of the sleeve being knurled to facilitate its rotation within the bore for adjusting its threaded engagement with a connector secured to one of the lift chains, the other chain also being adjustably secured to the housing. The adjustable anchor is also contemplated as an intermediate article of manufacture wherein the housing is suitable for engagement to a base structure such as the intermediate upright unit and further including retaining means for maintaining the sleeve within the bore prior to its threaded engagement with the connector for the lift chain.

REFERENCES:
patent: 407559 (1889-07-01), Wells
patent: 3208556 (1965-09-01), Shaffer
patent: 3289726 (1966-12-01), Sauter
patent: 3298463 (1967-01-01), McIntosh
patent: 3433324 (1969-03-01), McIntosh

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