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US 4,049,501 AGranted
Device for spotting within tolerance apparatus associated with the coke oven chambers of a battery
AssigneeKoppers Company, Inc.
InventorCarl G. Lindgren
Life of this patent
Estimating the term…
Abstract
An alignment bar is fixed relative to each coke oven chamber and a pivotable member mounted to apparatus movable relative to the battery engages the bar of a coke oven chamber and in so doing engages electrical contactors that regulate the movement of the apparatus. The apparatus is properly spotted within a preselected tolerance when the pivotable member breaks contact.
Claims4
Apparatus for aligning a movable powered first structure with a coke oven battery at one or more preselected spotting locations and within a spotting tolerance, comprising:
- a. an alignment bar mounted in a selected location on said coke oven battery;
- b. a support rod mounted to said movable powered first structure and carrying a tubular housing;
- c. a feeler arm pivotally mounted to said tubular housing and having a portion extending outwardly thereof and another portion extending inwardly thereof, said outwardly extending portion being adapted to coact with said alignment bar;
- d. electrical contactors positioned oppositely in said tubular housing and connected in circuitry with said powered first structure;
- and
- e. means resiliently biasing said feeler arm with respect to said tubular housing.
3 more elements
Dependencies are inferred from the claim text.