Title:
CHAIN SAW DEVICE
Document Type and Number:
Japanese Patent JPS61244501
Kind Code:
A
Abstract:
A chain saw bar (34, 16) has an elongated shape, a saw chain guideway around substantially the length of the perimeter thereof and a matching saw chain sprocket (18) in the nose (16) thereof. There is a region (52, 54) of calculated variation in strength in the interior of the bar at a location removed from the sprocket (18), so that if the bar is subjected to an excessive bending force in use, the bar will tend to become bent at about the region of variation in strength.
Inventors:
HIYUI CHIYAN RIMU
DENISU JII SUKOTSUTO JIYAKUSON
DENISU JII SUKOTSUTO JIYAKUSON
Application Number:
JP9318986A
Publication Date:
October 30, 1986
Filing Date:
April 21, 1986
Export Citation:
Assignee:
UINZAA MACH CO LTD
International Classes:
B27B17/02; (IPC1-7): B27B17/02
Attorney, Agent or Firm:
Toshio Takayama