|
2024
|
G/S
|
Metalworking machines and tools; loading-unloading machines and apparatus; chemical machinery and... |
|
|
G/S
|
Metalworking machines and tools; loading-unloading machines
and apparatus; chemical machinery an... |
|
2014
|
Invention
|
Device for inspecting ceramic sphere. Provided are a sintered ceramic and a ceramic sphere which ... |
|
2010
|
Invention
|
Sintered ceramic and ceramic sphere. Provided are a sintered ceramic and a ceramic sphere which a... |
|
|
Invention
|
Sinterd ceramic, ceramic sphere, and device for inspecting ceramic sphere. Provided are a sintere... |
|
2003
|
Invention
|
Ball for ball-point pen. A ball-point pen is made to satisfy the following relationships: −2.5
|
|
2002
|
Invention
|
Method for inserting balls and spacers into ball screw device. A ball screw device utilizes space... |
|
2001
|
Invention
|
Ball screw with alternately disposed steel balls and ceramic balls. A ball screw comprising a scr... |
|
|
Invention
|
Ball for ball-point pen. A ball for a ball-point pen is provided comprising cemented carbide of W... |
|
2000
|
Invention
|
Ball screw device having spacers. A ball screw device utilizes spacers having concave ball-contac... |
|
1999
|
Invention
|
Ball screw having spacers. Spacers 26 each of which has a concave surface 27 complementary to the... |
|
|
Invention
|
Linear guideway having spacers and spacer ball. Both axial end faces of each spacer 10 are formed... |
|
|
Invention
|
Ball screw having spacers. The ball 10 slides in contact with the concave surfaces 22, 22. At tha... |
|
1998
|
Invention
|
Method and equipment for surface-hardening treatment of steel balls for a ball bearing. An appara... |
|
1996
|
G/S
|
[ metal working machinery, namely, wire forming machines and welding machines; cargo handling mac... |
