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Gate Actuating Mechanism (Patent No: 225810)

Inventor: Bain, David S.

Location: Nordegg

Comments: N/A

Description: David S. Bain, Nordegg, Alberta, Canada, 15th November, 1922. Filed 16th June, 1921. Receipt No. 350,697.

Claim.—In a mine shaft having a track located therein, gates closing said mine shaft, means for pivotally supporting the gates, a drum having minor and major sections, a transversely extending presser bar, presser rails pivoted at their outer ends to the track, and at the inner ends to the presser bar for depressing the latter upon the passage of a car thereover, a cable attached to the presser bar and pivotally connected to the minor portion of the drum, and a cable passing over the major portion of the drum, a weight attached to one end of the cable, and the opposite end of the cable attached to one of said gates, and a second cable connecting the gates together whereby upon the opening and closing of one of the gates, the other gate will be opened and closed, and a weight attached to one of said cables for returning the gates to closed position.

Claim allowed, 1.

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