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US 12,004,971 B2Granted
Multi path biomimetic and variable stiffness ankle system and related methods
AssigneesThe Regents of the University of Michigan, Rehabilitation Institute of Chicago, Northwestern University
InventorsElliott J. Rouse, Maxwell Shepherd, Hashim Quraishi, Leo Mcmanus
Life of this patent
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Abstract
A cam system for an assistive device and related methods are disclosed. The cam system may comprise a multi (e.g., dual) cam profile and a cam follower.
Claims19
A cam system for an assistive device, comprising:
- a cam comprising at least two distinct cam profiles;
- and
- a cam follower, wherein said cam follower is stationary, and
- wherein said cam and said cam follower are configured to switch between said distinct cam profiles when the assistive device is in use.
1 more element
A cam system for an assistive device, comprising:
- a cam comprising a cam profile slider component comprise at least two distinct cam paths and a stationary component;
- and
- a cam follower, wherein said cam follower is stationary, and
- wherein said cam profile slider switches between said distinct adjacent cam paths when the assistive device is in use.
1 more element
A cam system for an assistive device, comprising:
- a cam comprising at least two distinct adjacent cam profiles;
- and
- a cam follower configured to switch between said distinct adjacent cam profiles when the assistive device is in use wherein said cam follower is stationary.
Dependencies are inferred from the claim text.