Title:
ACCELERATOR PEDAL MALFUNCTION PREVENTING DEVICE, AND ACCELERATOR PEDAL UNIT
Document Type and Number:
Japanese Patent JP2023115803
Kind Code:
A
Abstract:
To provide an accelerator pedal malfunction preventing device in which a sudden stepping-down operation of the accelerator pedal is prevented and the operation feeling conforming to a driver is achieved.SOLUTION: A pedal malfunction preventing device 7 comprises: a piston 21 which has a division wall 30 dividing the inside of a cylinder 20 into a first chamber 31 and a second chamber 32, and a main continuous hole 33 and a sub continuous hole 34 arranged at the division wall 30 to communicate the first chamber 31 with the second chamber 32; a normally open valve body 22 which is arranged in the second chamber 32 and can block the main continuous hole 33 by a pressure rise of hydraulic fluid on the second chamber 32 side; and a pushrod 23 which has a second end side connected to the piston 21 and can transfer a tread force to a first end side protruding to outside of the cylinder 20. The main continuous hole 33 and the sub continuous hole 34 are formed in a manner to have an aperture area on the second chamber 32 side larger than an aperture area on the first chamber 31.SELECTED DRAWING: Figure 4
Inventors:
HASEGAWA DAI
Application Number:
JP2022018216A
Publication Date:
August 21, 2023
Filing Date:
February 08, 2022
Export Citation:
Assignee:
SUBARU CORP
International Classes:
B60K26/02; B60K28/10; B60W50/12; F02D11/02
Attorney, Agent or Firm:
Patent Attorney Corporation Itosin International Patent Office
Previous Patent: Information processing equipment
Next Patent: Control system, control device and control method
Next Patent: Control system, control device and control method