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All Patents of Type: industrial machine clutches
Patents 1 - 15 of 85
First set of recordsNext set of recordsLast set of records
7,557Aug. 13, 1850N. BarlowFriction-clutchindustrial machine clutches
25,733Oct. 11, 1859J. HendyDouble friction-couplingindustrial machine clutches
63,977Apr. 16, 1867S.C. WrightLathe clutchmetalworking power transmission
68,108Aug. 27, 1867F.J. PlummerImprovement in clutch-shippersindustrial machine clutches
78,961Jun. 16, 1868D. HarringtonFriction-Clutch Pulleyindustrial machine clutches
100,064Feb. 22, 1870F.A. PrattImprovement in friction-clutchesindustrial machine clutches
RE5,335Mar. 25, 1873J. HendyDouble friction-couplingindustrial machine clutches
138,139Apr. 22, 1873W.B. DuckworthImprovement in clutches for machinerymetalworking machine mechanisms
148,165Mar. 03, 1874A.B. BeanMachinery-Clutchindustrial machine clutches
RE6,215Jan. 12, 1875A.B. BeanMachine-Clutchesindustrial machine clutches
182,340Sep. 19, 1876J.W. ZimmermanImprovement in friction feed-clutches for circular-saw millssawmill feed works
205,362Jun. 25, 1878L.D. DanaImprovement in friction-clutchesindustrial machine clutches
RE8,339Jul. 16, 1878J.W. ZimmermanImprovement in friction feed-clutches for circular-saw millssawmill feed works
239,933Apr. 05, 1881T.F. CarverFriction-clutchindustrial machine clutches
246,710Sep. 06, 1881G.W. BeanBack-gear clutch for upright drillsindustrial machine clutches
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