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US 3,946,853 AGranted
Escalator belt cleaner
OwnerKoji Ishidainventor
Life of this patent
Estimating the term…
Abstract
A C-shaped resilient housing for encompassing at least three sides of an escalator belt and biasing a solution bearing pad into continuous abutment with the escalator belt. Ribs interior to the housing and flanges exterior to the rear of the housing may be included to hold the pad in place.
Claims9
In combination, a moving escalator belt having a top, bottom and two sides and a device for cleaning said moving escalator belt, said device comprising:
- means for cleansing and abutting said top and two sides of said belt, said cleansing means being generally U-shaped and including a first layer of cleansing agent impregnated material for abutting said belt and a second layer of resilient material for biasing said first layer into abutment with said belt;
- and
- means engaging said cleansing means and having a generally C-shaped resilient housing, which encompasses more than said top and two sides of said belt for securing said cleansing means to said belt and biasing said cleansing means into continuous abutment with said top and two sides of said belt.
Dependencies are inferred from the claim text.