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公开(公告)号：GB190921990A
公开(公告)日：1910-09-15
申请号：GB190921990D
申请日：1909-09-27
Applicant: SHEPHERD ROBERT SIMPSON
Inventor： SHEPHERD ROBERT SIMPSON
IPC: B60B33/00
Abstract: 21,990. Shepherd, R. S. Sept.27. Bedstead frames. - A bracket arm B sleeved at C to the leg of a bedstead &c. carries a castor D which enters a cup E in the floor so that an orbital movement in an horizontal plane may be given to the bedstead.
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