Title:
ブレーキシュー及びそれを備えたドラムブレーキシステム
Document Type and Number:
Japanese Patent JP2004508523
Kind Code:
A
Abstract:
A brake shoe ( 10 ) for a drum brake system ( 40 ) is provided with a brake lining ( 12 ) having a friction surface ( 14 ) which faces braking surface ( 60 ) of a brake drum ( 38 ). The lining ( 12 ) is characterized by the provision of one or more grooves ( 16 ) extending across the friction surface ( 14 ). The shoe ( 10 ) may be incorporated in a cooled drum brake system ( 10 ) in which cooling is provided by ventilation holes in the drum ( 38 ). Cooling may be further enhanced by the provision of ventilation holes ( 66 ) in a back plate ( 46 ) of the system ( 40 ). In an alternate system, cooling is provided by sealing the drum ( 38 ) to form a space for holding a volume of oil.
Inventors:
Kearonska, Drota, H.
Morley, Bin, Sea.
No work, stun
Morley, Bin, Sea.
No work, stun
Application Number:
JP2002527672A
Publication Date:
March 18, 2004
Filing Date:
September 18, 2001
Export Citation:
Assignee:
SAFE EFFECT PTY LTD
International Classes:
F16D51/20; F16D65/08; F16D51/24; F16D65/00; F16D65/833; F16D69/00; F16D69/04; F16D; (IPC1-7): F16D65/08; F16D51/20
Attorney, Agent or Firm:
Hitoshi Maeda
Shingo Nishide
Koichiro Okura
Miki Sato
Shingo Nishide
Koichiro Okura
Miki Sato