The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 02, 2026
Filed:
Nov. 27, 2023
Canon Kabushiki Kaisha, Tokyo, JP;
Junichi Matsumura, Shizuoka, JP;
Kengo Nakajima, Kanagawa, JP;
Akira Suzuki, Kanagawa, JP;
Toshiki Kobayashi, Kanagawa, JP;
Nobuharu Hoshi, Kanagawa, JP;
Toshiteru Yamasaki, Kanagawa, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
The manufacturing apparatus includes a nozzle, an injection cylinder, an injection plunger, a plunger pressing member, and a movable unit for moving the plunger pressing member. The movable unit has a ball screw including a moving member and a screw shaft, and the moving member is movable to a first position, a second position, and a third position along the screw shaft. A central processing unit (CPU) of a control apparatus controls the movable unit to move the moving member to the third position in a repetition of an injection operation in which the moving member is moved between the first position and the second position.