Method of and apparatus for positioning the drive units of a plu

Details Method of and apparatus for positioning the drive units of a plu Method of and apparatus for positioning the drive units of a plu

1981-08-14

1983-08-09

Martin, Jr., William D.

Geometrical instruments

Area integrators

Electrical

73 9, 198502, 198856, G01B 700

Patent

active

043970966

ABSTRACT:
A method of, and apparatus, for determining the direction of force in a moving escalator having a plurality of drive units coupled to an endless, articulated belt. The direction of force, and the duration of such force in a direction which indicates compression of the belt at each drive unit, is used to align and properly space the drive units for optimal load sharing.

REFERENCES:
patent: 3149715 (1964-09-01), Massimiani
patent: 3688557 (1972-09-01), Marinus
patent: 3972221 (1976-08-01), Natens et al.

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