GB383515A - Improvements in or relating to hydraulic brakes - Google Patents

Improvements in or relating to hydraulic brakes

Info

Publication number
GB383515A
GB383515A GB8535/32A GB853532A GB383515A GB 383515 A GB383515 A GB 383515A GB 8535/32 A GB8535/32 A GB 8535/32A GB 853532 A GB853532 A GB 853532A GB 383515 A GB383515 A GB 383515A
Authority
GB
United Kingdom
Prior art keywords
pistons
pressure
piston
fluid
brakes
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
GB8535/32A
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
CARL HOLMBERGS MEK VERKST S AK
Original Assignee
CARL HOLMBERGS MEK VERKST S AK
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by CARL HOLMBERGS MEK VERKST S AK filed Critical CARL HOLMBERGS MEK VERKST S AK
Publication of GB383515A publication Critical patent/GB383515A/en
Expired legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60TVEHICLE 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
    • B60T11/00Transmitting braking action from initiating means to ultimate brake actuator without power assistance or drive or where such assistance or drive is irrelevant
    • B60T11/10Transmitting braking action from initiating means to ultimate brake actuator without power assistance or drive or where such assistance or drive is irrelevant transmitting by fluid means, e.g. hydraulic
    • B60T11/24Single initiating means operating on more than one circuit, e.g. dual circuits

Landscapes

  • Engineering & Computer Science (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Braking Arrangements (AREA)

Abstract

383,515. Fluid - pressure brakes. HOLMBERGS MEK. VERKSTADS AKTIEBOLAG, C., Lund, Sweden. March 22, 1932, No. 8535. Convention date, Feb. 9. [Class 103 (i).] Hydraulic brakes operating front and rear wheel brakes for instance, comprise a number of systems having cylinders connected by an equalizing channel 8 which the brake pistons are able to close during braking, in order to obtain braking effect in one system in case of leakage in another. If it is necessary for the piston 3a to take up more slack and thus have a longer stroke fluid flows through the channel 8 and valve 10 to the cylinder 2b. If the piston 3b takes up more slack fluid flows in the reverse direction through the valve 9. If there is considerable leakage in one cylinder the pistons move past the ends of the equalizing channel and close it. The brakes are operated through valves 5a, 5b and pipes 4a, 4b. Pistons 3a, 3b are operated by fluid-pressure pistons 14. In a modified form the apparatus is formed as a unit and the pistons 3a, 3b are operated by a single, double-acting, fluid-pressure piston. In a further unit arrangement the pistons 3a, 3b, Fig. 3, are coaxial and differential. When the pressures in the two chambers 21, 22 of the double-acting cylinder have equalized on charging, through a passage 24, the piston moves slightly to the left to cover this passage. The pressure in the chamber 21 is reduced to apply the brake.
GB8535/32A 1932-02-09 1932-03-22 Improvements in or relating to hydraulic brakes Expired GB383515A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE383515X 1932-02-09

Publications (1)

Publication Number Publication Date
GB383515A true GB383515A (en) 1932-11-17

Family

ID=20309212

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8535/32A Expired GB383515A (en) 1932-02-09 1932-03-22 Improvements in or relating to hydraulic brakes

Country Status (1)

Country Link
GB (1) GB383515A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3269123A (en) * 1964-07-10 1966-08-30 Carl Deschamps Hydraulic apparatus

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3269123A (en) * 1964-07-10 1966-08-30 Carl Deschamps Hydraulic apparatus

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