ALICE A SHAFER
Broker in Wayland, MA

License number
Massachusetts 97981
Issued Date
Aug 1, 1977
Expiration Date
Jul 12, 1986
Type
Broker
Address
Address
Wayland, MA 01778

Professional information

Alice Shafer Photo 1

Orthotic Sling Seat Cushion

US Patent:
4646374, Mar 3, 1987
Filed:
Jan 7, 1985
Appl. No.:
6/689456
Inventors:
Alice Shafer - Wayland MA
Assignee:
Alimed, Inc. - Dedham MA
International Classification:
A47C 2714, A47C 2002
US Classification:
5481
Abstract:
A seating orthotic cushion comprised of an elongated wedge of resiliently deformable material having a substantially planar top surface, a front surface meeting the top surface, and a bottom surface comprising a plurality of planar portions extending side-by-side from the front of the cushion to the back, the portions meeting in such a way that the bottom of the cushion slopes progressively upward toward the top of the cushion on either side of a line substantially bisecting the cushion between its sides. This seating orthotic cushion preferably includes a waterproof cover having a high coefficient of friction, and filled with an organic foam material.