Tag Archives: fastened

Manually fastened drill chuck

Application Number  00129426 Application Date  2000.12.19 Publication Number  1359776 Publication Date  2002.07.24 Priority Information     International Classification  B23B31/12   Applicant(s) Name  Weida Machine-Tool Group Co., Shandong   Address     Inventor(s) Name  Yang Guimo;Tan Xingda   Patent Agency Code  37202 Patent Agent  yu zhenqiang AbstractA manually fastened drill chuck is composed of drill body… Read More »

3D supporter of shutterings wedged and fastened on same plate

Application Number: 00112208Application Date: 2000.04.13Publication Number: 1317615Publication Date: 2001.10.17Priority Information: International: E04G11/02Applicant(s) Name: Xiao WenjianAddress: Inventor(s) Name: Xiao WenjianPatent Agency Code: 00000Patent Agent: Abstract A 3D supporting frame for the shutterings is composed of vertical piles, stool-type units supported by vertical piles, wedge fastener for linking piles with each other, and shuttering locator fixed to… Read More »