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:
Mar. 26, 2024
Filed:
Jun. 07, 2023
Cccc Construction Group Co., Ltd., Beijing, CN;
Wenchao Liu, Beijing, CN;
Kesheng Zhang, Beijing, CN;
Baoshuang Ren, Beijing, CN;
Shuwei Cheng, Beijing, CN;
CCCC CONSTRUCTION GROUP CO., LTD., Beijing, CN;
Abstract
Disclosed are a sleeve grouting device and method for prefabricated building, relating to the technical field of engineering construction. The grouting device includes a sleeve, a driver and an oscilloscope, sleeve openings at two ends of the sleeve each are configured to be penetrated by connection rebars of each of two different prefabricated components, a piezoelectric ceramic is provided horizontally at each of the sleeve openings at two ends of the sleeve, a corresponding one of the piezoelectric ceramics is electrically connected to the driver and another corresponding one of the piezoelectric ceramics is electrically connected to the oscilloscope; a bottom end of the sleeve is connected to an inlet pipe to be communicated with a g grout injection equipment, and a top end of the sleeve is connected to an outlet pipe.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile