Patent ID: 6810752
Filing Date: 2004-11-02
Classification: G01N

Abstract:
A block test stand comprising:a body including a base and two rods each having a first end secured on the base and a second end having a barrel laterally secured on the two rods, the barrel having a through hole centrally defined therein and an annular lip inwardly extending from an inner periphery of the through hole near a bottom of the barrel; a bearing member partially slidably received in the barrel, the bearing member including a piston cap slidably received in through hole in the barrel, and a piston received in the piston cap and extending through the barrel, a spring sleeved on the piston and abutting the annular lip and the piston cap, a connector secured on a distal end of the piston and a bearing plate secured on a top of the piston cap, the connector having a socket defined in a bottom thereof; and a bearing seat connected to the connector, the bearing seat including a block and a spheroid secured on the block, the spheroid partially universally received in the socket in the connector, a concentric ring sleeved on the connector and secured on the block to hold the block in place.