US 1378160 A
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Description (OCR text may contain errors)
R. c. WOODVILLE. SPANNE R.
APPLICATION FILED NOV. 23, 1920.
Patented May 17, 1921 UNITED STATES PATENT oFFi-cE-"l RICHARD GATON WOODVILLE,
OF LONDON, ENGLAND, ASSIGNOR T OF LONDON, ENGLAND.
Specification of Letters Patent. I Patented May 1'7, 1921.
Application filed November 23, 1920. Serial No. 426,078.
T 0 allwhom it may concern:
Be it known that I, RICHARD CATON' agonal form, a portion of one of the long.
sides being cut away to form a gate permitting retrograde movements of the spanner.
The invention is illustrated in the accompanying drawing in which Figure 1 is a front elevation and Fig. 2 aside elevation.
As shown, the improved spanner is provided with a handle and a head having a box opening 1 of elongated hexagonalform a portion of one of the long sides 2 being cut away at 3 to form a gate. In use, the sides adjacent one end of the elongated opening in the spanner are used ARTHUR BYNER,
in rotating the nut or boltin' one direction and the sides adjacent the opposite end in turning the nut or bolt head in the other direction. In tightening or slackening a nut or bolt the spanner is brought'out of engagement with one series of flats of the nut or bolt and brought into engagement with another series without removing the spanner from the nut 0r bolt by moving the spanner in the desireddireetion, the gate .permitting retrograde movements of the spanner.
Having now particularly described and ascertained the nature of my said'invention and in what manner the same is to be per formed, I declare that what I claim'is A spanner consisting of a head havingan hexagonal opening formed therein,tw'o opposite sides of the hexagon being elongated and one of'said elongated sides being cut away at a portion intermediate the ends thereof to form a gate for permitting retrograde movements of the spanner. a In testimony whereof'I have hereunto set my hand.
RICHARD CATON wooDvrL-Ln.