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US 8,474,488 B2Granted
Low pressure accumulator for anti-lock brake system
AssigneeMando Corporation
InventorsDong Yo Ryu, Min Geun Song
Life of this patent
Estimating the term…
Abstract
A low pressure accumulator for an anti-lock brake system of a vehicle. The low pressure accumulator includes a cylinder having one end communicated with a fluid path connected to a valve and a pump and an opposite end formed with an opening, a piston moving back and forth in the cylinder, a spring installed in the cylinder to elastically support the piston, and a plug installed in the opening of the cylinder to support one end of the spring. The plug includes a vent to ventilate air through an inside and an outside of the cylinder.
Claims11
An anti-lock brake system comprising:
- a low pressure accumulator,
- wherein the low pressure accumulator comprises:
- a cylinder having one end communicated with a fluid path connected to a valve and a pump and an opposite end formed with an opening;
- a piston moving back and forth in the cylinder;
- a spring installed in the cylinder to elastically support the piston;
- and
- a plug installed in the opening of the cylinder to support one end of the spring,
- plug includes a vent to ventilate air through an inside and an outside of the cylinder, and
- wherein the vent is formed in an outer peripheral surface of the plug.
6 more elements
An anti-lock brake system comprising:
- a low pressure accumulator,
- wherein the low pressure accumulator comprises:
- a cylinder having one end communicated with a fluid path connected to a valve and a pump and an opposite end formed with an opening;
- a modulator block having a stepped groove formed at an inner peripheral surface of the cylinder adjacent to the opening;
- a piston moving back and forth in the cylinder;
- a spring installed in the cylinder to elastically support the piston;
- a plug including a flange inserted into the stepped groove and supporting one end of the spring;
- and
- a vent provided in the plug to ventilate air through an inside and an outside of the cylinder, and
- wherein the vent is formed by incising a peripheral portion of the flange to allow air to flow between the stepped groove and the flange.
7 more elements
Dependencies are inferred from the claim text.