Universal joint
AssigneeJapan Servo Co., Ltd.
InventorsMasashi Ochiai, Seiji Kojima, Kiyoshi Hasegawa
Life of this patent
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Abstract
A universal joint comprises a cavity formed in a joint case, a planar plate fitted in the cavity, a spherical member arranged in the cavity so that it is held by a spherical surface receiving seat and a portion of the planar plate, and pressure screw for pressing the planar plate toward the spherical surface receiving seat.
Claims3
A universal joint comprising a joint case, a cavity formed in the joint case, an elongated groove formed at the upper portion of the cavity, an elongated planar plate having a first end deviated a first distance from the center of the planar plate and a second end deviated a second distance from the center of the planar plate, the elongated planar plate being fitted in the elongated groove, a spherical surface receiving seat for closing the lower portion of the cavity, a spherical member arranged in the cavity so that it is held by the seat and the first end of the planar plate, a ball shank, one end which is connected to the spherical member and the other end of which is extended to the outside of the joint case, and pressure means for pressing the second end of the planar plate toward the spherical surface receiving seat.
Dependencies are inferred from the claim text.