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.

Date of Patent:
Feb. 14, 2023

Filed:

Sep. 02, 2020
Applicant:

Kikusui Seisakusho Ltd., Kyoto, JP;

Inventors:

Yuji Tsujiura, Kyoto, JP;

Yasushi Fujii, Kyoto, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B30B 11/08 (2006.01); B29C 43/36 (2006.01); B29C 43/02 (2006.01); B29K 105/00 (2006.01);
U.S. Cl.
CPC ...
B29C 43/3607 (2013.01); B29C 43/02 (2013.01); B29K 2105/0035 (2013.01);
Abstract

A rotary compression-molding machine includes a lower punch-retaining portion disposed below a table including die bores and retaining a lower punch, and a dust-proofing device including a sealing case supported by the lower punch-retaining portion and including a bottom wall that includes an insertion bore penetrated by the lower punch, faces an upward surface of the lower punch-retaining portion, and includes a dust receiver disposed outside the insertion bore and configured to capture dust, and an outer wall that rises from an outer edge of the bottom wall, has an upper end positioned higher in level than an upward surface of a circumferential edge of the insertion bore, and includes a returning part projecting inward from the upper end or a portion adjacent thereto.


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