Patent ID: 9714737
Date: 2017-07-25
CPC Classifications: F16M

Claim:
1. A kinematic support structure, comprising: a first support member comprising a first elongated groove portion, a second elongated groove portion and a third elongated groove portion; a second support member comprising a fourth elongated groove portion, a fifth elongated groove portion and a sixth elongated groove portion; and a first ball, a second ball and a third ball all movable with respect to the first support member and the second support member, wherein: the first elongated groove portion and the fourth elongated groove portion face each other across the first ball; the second elongated groove portion and the fifth elongated groove portion face each other across the second ball; and the third elongated groove portion and the sixth elongated groove portion face each other across the third ball, and wherein the first support member comprises: a first ball holding structure for restricting a position of the first ball within a first travel range; a second ball holding structure for restricting a position of the second ball within a second travel range; and a third ball holding structure for restricting a position of the third ball within a third travel range, and wherein: the travel ranges have respective finite expanses; the first ball holding structure includes an elastic member for pushing the first ball in an inward direction of the first travel range; the second ball holding structure includes an elastic member for pushing the second ball in an inward direction of the second travel range; and the third ball holding structure includes an elastic member for pushing the third ball in an inward direction of the third travel range.