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:
Feb. 21, 2006
Filed:
Jun. 10, 2002
Shigeyuki Sogo, Kiyose, JP;
Ryuichi Chikamatsu, Kiyose, JP;
Koji Watanabe, Kiyose, JP;
Obayashi Corporation, Osaka, JP;
Abstract
A measuring apparatus () for concrete materials, comprising an aggregate hopper () as aggregate feed means for feeding fine aggregate () as aggregate, a water supply pipe () as water supply means, an aggregate measuring bin () for storing and measuring the fine aggregate () supplied from the aggregate hopper (), a measuring tank () for storing the fine aggregate () supplied from the aggregate hopper () as water-immersed aggregate together with water supplied through the water supply pipe (), a load cell () as water-immersed aggregate mass measuring means for measuring the mass of the water-immersed aggregate in the measuring tank, an electrode sensor () as water level measuring means for measuring the water level of the water-immersed aggregate in the measuring tank (), and a water level holding device () as water level holding means for holding the water level of the water-immersed aggregate in the measuring tank () at a desired water level.