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:
Jul. 16, 2013
Filed:
Mar. 15, 2010
Masaki Naoi, Takasago, JP;
Kenji Kubo, Takasago, JP;
Masaki Naoi, Takasago, JP;
Kenji Kubo, Takasago, JP;
Kobe Steel, Ltd., Kobe-shi, JP;
Abstract
A sealed mixer comprises a housing provided with a mixing chamber and a material insertion port for inserting materials into the mixing chamber; a weight for pressing the materials inserted into the material insertion port toward the mixing chamber; and a shaft member which extends upward from the weight and moves upward and downward together with the weight, the weight being connected to a lower end portion of the shaft member, a reservoir adapted to store lubricant between the weight and the shaft member is formed at a part connecting the weight and the shaft member, and a lubricant supply path adapted to supply the lubricant from an outside toward the reservoir is formed in the shaft member.