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:
Oct. 08, 2024
Filed:
May. 07, 2021
Kajima Corporation, Tokyo, JP;
Fudo Tetra Corporation, Tokyo, JP;
Kyowa Co., Ltd., Osaka, JP;
Satoshi Inagaki, Tokyo, JP;
Hidehiro Fujita, Tokyo, JP;
Issei Umetsu, Tokyo, JP;
Hirofumi Koyama, Tokyo, JP;
Masataka Kinoshita, Tokyo, JP;
Koji Kajiwara, Osaka, JP;
Hironori Kawamura, Osaka, JP;
KYOWA CO., LTD., Osaka, JP;
Abstract
A bag bodyis filled with stones. A restraining ropeextends from the bottom of the bag bodythrough the center of the bag bodyand is pulled up together with a lifting ropeto lift the bag body. The bag bodyis within a predetermined range centered about a curve given by W/H1 (diameter/restraining rope length)=15.898×(W/W0)−17.784×(W/W0)+6.6314, where W represents the diameter of the bag body, H1 represents the length of the restraining ropefrom the bottom portion of the bag bodyto a root position of a mouth closing ropeof a bag material through the center of the bag body, and W0 represents the diameter when the bag materialis filled with the filling material