Title:
HOLDING APPARATUS FOR SUPPORTING AXIS OF CYLINDRICAL BIT
Document Type and Number:
Japanese Patent JP3150467
Kind Code:
B2
Abstract:
PURPOSE: To provide a supporting axis holding apparatus for a cylindrical bit wherein the cylindrical bit is provided rotatably and in a liftable way at a supporting axis provided vertically on a surface to be cut and the bottom end of the supporting axis can be held stably at cutting the surface to be cut into a circular shape by the cylindrical bit.
CONSTITUTION: A cylindrical bit 9 is provided rotatably and in a liftable way at a supporting axis 8 which is arranged vertically on a surface to be cut (a pavement face 6) and the bottom end of the supporting axis 8 is held at cutting the surface to be cut into a circular shape by the cylindrical bit 9. A base 1 to be arranged immovably within a virtual cutting circle on the surface to be cut and a receiving body 2 arranged in a way engaging with the bottom end of the supporting axis 8 at the center of the virtual cutting circle on the base 1 are provided.
Inventors:
Shinichi Tsubakimori
Application Number:
JP36040792A
Publication Date:
March 26, 2001
Filing Date:
December 28, 1992
Export Citation:
Assignee:
Hanex Road Co., Ltd.
International Classes:
B28D1/14; B28D1/04; E01C23/09; (IPC1-7): B28D1/14; E01C23/09
Domestic Patent References:
| JP4231518A |
Attorney, Agent or Firm:
Junichi Ando