Power-impulse equalizer — Harley-Davidson patent US1587724A (1926)
PatentUS1587724A
TypeUtility patent
Filed1920-12-13
Granted1926-06-08
InventorWilliam S Harley
SystemFrame & chassis
“Julie 8 1926. 1,587,724 W. S. HARLEY POWER IMPULSE EQUALIZER Filed Dec. 13. 1920 gil" Patented June 8, 1926. UNITED STATES PATENT OFFICE. WILLIAM S. HARLEY, OF MILWAUKEE: WISCONSIN, ASSIGNOR '10 HARLEY-DAVIDSON MOTOR CQ., OF MILWAUKEE, WISCONSIN, A CORPORATION OF WISCONSIN. POWR-IMPLSE EQUALIZER,…”
Drawings (1 sheet)

Parts for this system
28-0158
Oil Tank Frame Cover Rubber Grommet
$10.6437-9264
Chrome Oil Line to Frame Clamp
$10.6451-5549
Frame Insert Raw Maltese Design
$10.6451-0858
Frame Tank Dowel Rear
$10.67Check fitment first — add your bike and we flag what fits.
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Drawing from the US patent record (via Google Patents). A patent shows the invention as filed, not necessarily the production part on your motorcycle — confirm fitment for your model and year. Independent aftermarket retailer, not affiliated with Harley-Davidson, Inc.