| 摘要 |
A lock is provided for use in conjunction with a large volume storage tank of the type including an access opening having an outstanding peripheral flange extending thereabout and a pivoted cap swingable into and out of position closing said opening from the outer edges of said flange. The lock includes a mount stationarily mounted relative to the tank slightly outwardly of one marginal portion of the aforementioned peripheral flange and defining a recess opening outwardly of the mount in a direction generally paralleling the plane of the aforementioned opening. A locking body is provided including a first portion removably lengthwise telescopingly receivable in the recess and a second portion positioned in closely spaced overlying relation with the outer surface of the cap when the first portion is telescoped into the recess to thereby prevent swinging of the cap from the closed position toward the open position thereof. Lock structure is provided for releasably locking the body in position with the first portion telescoped into the recess.
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