Long-stroke rolling diaphragm cylinder and methods of making same

Number of patents in Portfolio can not be more than 2000

United States of America

PATENT NO 11300116
APP PUB NO 20200132067A1
SERIAL NO

16551330

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Abstract

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Hydraulic cylinders and methods of fabricating hydraulic cylinders, including long-stroke rolling diaphragm cylinders with any stroke length. In some embodiments, the cylinders are manufactured to have a stroke length to bore diameter (“stroke-to-bore”) ratio optionally greater than 1:1. Various embodiments are suitable for use in a passive hydraulic body-powered wearable robot, for example.

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Patent Owner(s)

Patent OwnerAddress
REGENTS OF THE UNIVERSITY OF MINNESOTA600 MCNAMARA ALUMNI CENTER 200 OAK STREET SE MINNEAPOLIS MN 55455-2020

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Durfee, William Keith Edina, US 4 38
Hashemi, Saeed Minneapolis, US 5 5

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