Door check and holding device for a motor vehicle — Harley-Davidson patent US4301570A (1981)
PatentUS4301570A
TypeUtility patent
Filed1979-08-16
Granted1981-11-24
InventorDavid H. Thomas
SystemFrame & chassis
“A motor truck door check and holding device comprising a spring bar having a cylindrical end portion pivotally connected to a swingable hinge half and having an elongated cam portion passing through an opening in the stationary hinge half. The cam portion has a hump which passes through the…”
Drawings (2 sheets)


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.