Patent drawings showing mechanisms for converting from rocker to rolling invalid chair.

Patent drawings showing mechanisms for converting from rocker to rolling invalid chair.

Wheelchair technology

Two patent drawings entitled "Goldschmidt's Invalids Chair and Lounge." 1 is side view of a rocking chair with legs which could be lowered to roll the chair on castors. The seat is shown in place with dotted lines showing the seat could be pulled forward and off the chair. 2 is a back view showing the back pushbar.

Antonete Marie Sophie Goldschmidt

Canadian Intellectual Properties Office, Canadian Patents Database, Patent No. 7,487

Carleton University Disability Research Group

September 3, 1877

public domain

Jpeg of digitized document

Document

CIPO_07847

Canada 1877