Disk brake apparatus

Brakes – Wheel – Axially movable brake element or housing therefor

Reexamination Certificate

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Details

C188S071900

Reexamination Certificate

active

08069961

ABSTRACT:
Engaging grooves8eextending in the cylinder axial direction and circumferential grooves8fformed in a cylinder axial direction middle portion of the engaging grooves8are formed on a bottom side of a cylinder hole8. Engaging rib12bengaging with the engaging groove8eand engaging rib16dwhich engages with the engaging groove8eand fits to the circumferential groove8fare formed on a fixed side cam plate12and a housing, respectively. A bleeder hole8gwhich penetrates communicates with the engaging grooves8eand circumferential grooves8fof the cylinder hole8is drilled in a caliper body2. Communication holes16hwhich allow communication between the inside and outside of the housing16is formed at a bottom side of the cylinder hole8rather than the engaging rib16fof the housing.

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Office Action for Japanese Application No. 2007-124167 drafting dated Oct. 1, 2010 (English language translation attached) (Dispatch dated Oct. 12, 2010).

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