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Patent · US5685150A · A · US

Pressure regulator for hydraulic brake with slip control

(11) Publication number
US5685150A
(21) Application number
US-68739896-A
(22) Filing date
1995-01-25
(30) Priority date
1994-02-04
(43) Publication date
1997-11-11
(45) Date of grant
1997-11-11
(52) CPC
  • B60T Vehicle brake control systems or parts thereof; brake control systems or parts thereof, in general; arrangement of braking elements on vehicles in general; portable devices for preventing unwanted movement of vehicles; vehicle modifications to facilitate cooling of brakes: 8/3685, 13/52
(73) Assignee
TEVES GMBH ALFRED
(54) Title
Pressure regulator for hydraulic brake with slip control
(57) Abstract

A pressure control device for slip-controlled hydraulic brake systems includes a brake pressure transducer that cooperates with an auxiliary pressure system, a reservoir for supplying the brake pressure transducer and the auxiliary pressure system with the pressure medium, wherein the auxiliary pressure system is connected to a pressure modulator that includes several hydraulic valves and storage elements, and a control electronic for actuating the auxiliary pressure system. The auxiliary pressure system is formed by structurally combining an electric motor and an auxiliary pressure pump so as to attain a motor/pump unit that accommodates the pressure modulator. A multipoint suspension is arranged on the hydraulic unit formed of the electric motor, the auxiliary pressure pump and the pressure modulator, with said multipoint suspension being exclusively connected to a holding device via elastically deformable damping elements in such a way that the housing of the electric motor (1) is isolated from the holding forces of the multipoint suspension.

Full text
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Claims (5)

  1. A mounting system for fixing a motor/pump unit to a master cylinder of a slip-controlled hydraulic brake system comprising: a hydraulic unit including an electric motor and an auxilliary pump to which the electric motor is drivingly attached; a master cylinder and power booster assembly; a bracket rigidly fixed to one of the motor/pump unit and the master cylinder and power booster assembly with the bracket having a plurality of openings; a plurality of elastically deformable damping elements with one being disposed in each of the openings in the bracket; and a plurality of fasteners with one passing through each of the damping elements connecting each of the damping elements to the other of the motor/pump unit and the master cylinder and power booster assembly.
  2. A mounting system as claimed in claim 1 wherein the bracket is rigidly fixed to the master cylinder and power booster assembly and the elastically deformable elements are connected to the hydraulic unit by the fasteners.
  3. A mounting system as claimed in claim 1 wherein the damping elements have a chamfer facilitating entry into the openings and also have a circumferential groove sized to facilitate their retention in the openings.
  4. A mounting system as claimed in claim 2 wherein the bracket has a right-angle bend between where it is fixed to the master cylinder and power booster assembly and a portion of the bracket having the openings in the bracket which receive the damping elements.
  5. A mounting system as claimed in claim 2 wherein the bracket is clamped between the master cylinder and the power booster.

Citations (11)

  • DE3837419A1
  • DE4013159A1
  • DE4107625A1
  • EP0356817B1
  • EP0366966A1
  • EP0456991B1
  • US3175235A
  • US3606756A
  • US4826121A
  • US5022717A
  • US5331813A
Record as JSON
{
  "publication_number": "US5685150A",
  "country": "US",
  "kind": "A",
  "title": "Pressure regulator for hydraulic brake with slip control",
  "abstract": "A pressure control device for slip-controlled hydraulic brake systems includes a brake pressure transducer that cooperates with an auxiliary pressure system, a reservoir for supplying the brake pressure transducer and the auxiliary pressure system with the pressure medium, wherein the auxiliary pressure system is connected to a pressure modulator that includes several hydraulic valves and storage elements, and a control electronic for actuating the auxiliary pressure system. The auxiliary pressure system is formed by structurally combining an electric motor and an auxiliary pressure pump so as to attain a motor/pump unit that accommodates the pressure modulator. A multipoint suspension is arranged on the hydraulic unit formed of the electric motor, the auxiliary pressure pump and the pressure modulator, with said multipoint suspension being exclusively connected to a holding device via elastically deformable damping elements in such a way that the housing of the electric motor (1) is isolated from the holding forces of the multipoint suspension.",
  "claims": [
    "1. A mounting system for fixing a motor/pump unit to a master cylinder of a slip-controlled hydraulic brake system comprising: a hydraulic unit including an electric motor and an auxilliary pump to which the electric motor is drivingly attached; a master cylinder and power booster assembly; a bracket rigidly fixed to one of the motor/pump unit and the master cylinder and power booster assembly with the bracket having a plurality of openings; a plurality of elastically deformable damping elements with one being disposed in each of the openings in the bracket; and a plurality of fasteners with one passing through each of the damping elements connecting each of the damping elements to the other of the motor/pump unit and the master cylinder and power booster assembly.",
    "2. A mounting system as claimed in claim 1 wherein the bracket is rigidly fixed to the master cylinder and power booster assembly and the elastically deformable elements are connected to the hydraulic unit by the fasteners.",
    "3. A mounting system as claimed in claim 1 wherein the damping elements have a chamfer facilitating entry into the openings and also have a circumferential groove sized to facilitate their retention in the openings.",
    "4. A mounting system as claimed in claim 2 wherein the bracket has a right-angle bend between where it is fixed to the master cylinder and power booster assembly and a portion of the bracket having the openings in the bracket which receive the damping elements.",
    "5. A mounting system as claimed in claim 2 wherein the bracket is clamped between the master cylinder and the power booster."
  ],
  "cpc": [
    "B60T 8/3685",
    "B60T 13/52"
  ],
  "assignees": [
    "TEVES GMBH ALFRED"
  ],
  "filing_date": "1995-01-25",
  "publication_date": "1997-11-11",
  "grant_date": "1997-11-11",
  "priority_date": "1994-02-04",
  "application_number": "US-68739896-A",
  "family_id": "6509476",
  "citations": [
    "DE3837419A1",
    "DE4013159A1",
    "DE4107625A1",
    "EP0356817B1",
    "EP0366966A1",
    "EP0456991B1",
    "US3175235A",
    "US3606756A",
    "US4826121A",
    "US5022717A",
    "US5331813A"
  ]
}

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