Title:
ボールベアリングによって駆動される角運動伝達
Document Type and Number:
Japanese Patent JP7360404
Kind Code:
B2
Abstract:
A positioning device for positioning an optical component that includes a body having a threaded bore extending through a top surface, a pin chamber extending into a front surface and a ball bearing channel being in communication with the threaded bore and the pin chamber. The device further includes a plurality of ball bearings positioned within the ball bearing channel and a screw threaded into the threaded bore and being coupled to a top one of the ball bearings. The device also includes a positioning pin positioned within the pin chamber, where the positioning pin is coupled to a bottom one of the ball bearings, and where threading the screw into the bore causes the screw to push downward on the ball bearings which causes the ball bearings to push on the positioning pin and extend it out of the body.
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Inventors:
Wibby, Story Sea
Application Number:
JP2020569859A
Publication Date:
October 12, 2023
Filing Date:
July 10, 2019
Export Citation:
Assignee:
Northrop Grumman Systems Corporation
International Classes:
F16C1/10; G02B7/00
Domestic Patent References:
| JP2004341463A | ||||
| JP4006007U | ||||
| JP62109126U | ||||
| JP58182052U |
Attorney, Agent or Firm:
Osamu Yamamoto
Toru Miyamae
Junichi Matsuo
Tatsumi Ono
Toru Miyamae
Junichi Matsuo
Tatsumi Ono