Login| Sign Up| Help| Contact|

Patent Searching and Data


Title:
PNEUMATIC TIRE
Document Type and Number:
Japanese Patent JP2012166757
Kind Code:
A
Abstract:

To provide a pneumatic tire having excellent mud discharge performance during traveling on a bad road, particularly during traveling on a muddy road, and excellent traction performance.

In the pneumatic tire, a block row L5 composed of a plurality of blocks 5a-5d continued along the equator of the tire is formed by at least two longitudinal grooves 2 and 3 extending along the equator C of the tire on a tread 1 of the tire and a plurality of peripheral grooves 4a-4d for connecting the longitudinal grooves 2 and 3. The blocks 5a-5d have a thickness reducing part 6 including two or more parts at which the thickness of the block is gradually reduced in an overlapping area R in which the blocks are overlapped on projection when the block row L5 is projected in the circumferential direction.


Inventors:
HANAMI KEIICHI
Application Number:
JP2011031113A
Publication Date:
September 06, 2012
Filing Date:
February 16, 2011
Export Citation:
Click for automatic bibliography generation   Help
Assignee:
BRIDGESTONE CORP
International Classes:
B60C11/11
Domestic Patent References:
JP2006151173A2006-06-15
JP2006150991A2006-06-15
JP2009113617A2009-05-28
JP2010208419A2010-09-24
JP2006151173A2006-06-15
Attorney, Agent or Firm:
Kenji Sugimura
Kazuyuki Tomita
Harima Satoko



 
Previous Patent: JP2012166756

Next Patent: NOISE REDUCING DEVICE