Nova Patents
US407971A

Untitled record

Abstract

This record has no abstract on file.

US407971A, drawing sheet 1
Sheet 1 of 1

1 claim: 1 independent, 0 dependent

  1. 1
    io Having thus described my invention, the following is what I claim as new therein, and desire to secure by Letters Patent :The combination, with the valve having a seat, the perforated box 12, having a flat top and a spring for closing said valve, of the' 15 thumb-lever having a flat face resting upon said box 12 and a flat face a, projecting at an angle thereto, the valve - stem projecting through said box and pivoted to said lever at unequal distances from its said flat faces, and 20 said lever being provided with two arms, whereby either of said faces may be thrown into contact with the top of said box, as set forth. MICHAEL SIERSDORFER. Witnesses: II. Van S. Brown, J. B. Ohligschlager.