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:
May. 20, 2025
Filed:
Mar. 23, 2023
Roland Dg Corporation, Hamamatsu, JP;
Takayoshi Oguri, Hamamatsu, JP;
ROLAND DG CORPORATION, Shizuoka, JP;
Abstract
A damper apparatus includes a damper casing that is movable together with an ink head capable of discharging an ink from a nozzle and includes at least one reservoir chamber capable of reserving therein the ink to be supplied to the ink head and an opening in communication with the reservoir chamber, a damper film to close the opening and being elastically deformable in accordance with a reserved amount of the ink in the reservoir chamber, and at least one pressure detector detachably attached to an external surface of the damper casing to directly detect internal pressure of the reservoir chamber and generate a detection signal.