WO2017201583A1 - Système de frein de faible poids - Google Patents

Système de frein de faible poids Download PDF

Info

Publication number
WO2017201583A1
WO2017201583A1 PCT/AU2017/050496 AU2017050496W WO2017201583A1 WO 2017201583 A1 WO2017201583 A1 WO 2017201583A1 AU 2017050496 W AU2017050496 W AU 2017050496W WO 2017201583 A1 WO2017201583 A1 WO 2017201583A1
Authority
WO
WIPO (PCT)
Prior art keywords
housing
bracket
brake system
brake
structural component
Prior art date
Application number
PCT/AU2017/050496
Other languages
English (en)
Inventor
Martin Johnston
Robert Mcdougall
Original Assignee
Advanced Braking Pty Ltd
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
Priority claimed from AU2016901994A external-priority patent/AU2016901994A0/en
Application filed by Advanced Braking Pty Ltd filed Critical Advanced Braking Pty Ltd
Priority to CA3024763A priority Critical patent/CA3024763C/fr
Priority to AU2017268714A priority patent/AU2017268714B2/en
Publication of WO2017201583A1 publication Critical patent/WO2017201583A1/fr

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D55/00—Brakes with substantially-radial braking surfaces pressed together in axial direction, e.g. disc brakes
    • F16D55/02—Brakes with substantially-radial braking surfaces pressed together in axial direction, e.g. disc brakes with axially-movable discs or pads pressed against axially-located rotating members
    • F16D55/22—Brakes with substantially-radial braking surfaces pressed together in axial direction, e.g. disc brakes with axially-movable discs or pads pressed against axially-located rotating members by clamping an axially-located rotating disc between movable braking members, e.g. movable brake discs or brake pads
    • F16D55/224—Brakes with substantially-radial braking surfaces pressed together in axial direction, e.g. disc brakes with axially-movable discs or pads pressed against axially-located rotating members by clamping an axially-located rotating disc between movable braking members, e.g. movable brake discs or brake pads with a common actuating member for the braking members
    • F16D55/225—Brakes with substantially-radial braking surfaces pressed together in axial direction, e.g. disc brakes with axially-movable discs or pads pressed against axially-located rotating members by clamping an axially-located rotating disc between movable braking members, e.g. movable brake discs or brake pads with a common actuating member for the braking members the braking members being brake pads
    • F16D55/226—Brakes with substantially-radial braking surfaces pressed together in axial direction, e.g. disc brakes with axially-movable discs or pads pressed against axially-located rotating members by clamping an axially-located rotating disc between movable braking members, e.g. movable brake discs or brake pads with a common actuating member for the braking members the braking members being brake pads in which the common actuating member is moved axially, e.g. floating caliper disc brakes
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D55/00—Brakes with substantially-radial braking surfaces pressed together in axial direction, e.g. disc brakes
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D65/00—Parts or details
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D65/00—Parts or details
    • F16D65/14—Actuating mechanisms for brakes; Means for initiating operation at a predetermined position
    • F16D65/16—Actuating mechanisms for brakes; Means for initiating operation at a predetermined position arranged in or on the brake
    • F16D65/18—Actuating mechanisms for brakes; Means for initiating operation at a predetermined position arranged in or on the brake adapted for drawing members together, e.g. for disc brakes
    • F16D65/183—Actuating mechanisms for brakes; Means for initiating operation at a predetermined position arranged in or on the brake adapted for drawing members together, e.g. for disc brakes with force-transmitting members arranged side by side acting on a spot type force-applying member
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D55/00—Brakes with substantially-radial braking surfaces pressed together in axial direction, e.g. disc brakes
    • F16D2055/0004—Parts or details of disc brakes
    • F16D2055/0008—Brake supports
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D55/00—Brakes with substantially-radial braking surfaces pressed together in axial direction, e.g. disc brakes
    • F16D2055/0004—Parts or details of disc brakes
    • F16D2055/0033—Fully-enclosing housings

Definitions

  • the lightweight brake system may be used on land vehicles and machines with rotating components that require braking such as SUVs, mining vehicles and rotating drums of winches.
  • a lightweight brake system comprising:
  • a multi-component non load bearing light weight housing having an assembled state defining a space for accommodating a brake mechanism and a rotatable braking member, the housing having axially aligned first and second openings; and a bracket having a: fixing portion configured to locate within the second opening to enable mechanical fixing of the bracket to a structural component to which the rotatable member is coupled; a housing connection portion to enable fixing of the housing to the bracket; and a brake coupling portion to facilitate coupling of a brake mechanism to the bracket at a location within the housing to apply braking force to the rotatable braking member.
  • the housing comprises a cover having a circumferential wall configured to extend circumferentially about the brake coupling portion and wherein the cover is formed with the first opening.
  • the housing comprises a back plate configured to enable coupling to the cover and fixing to the housing connection portion, the back plate being formed with the second opening.
  • the back plate and the cover each comprise respective
  • complimentary locking parts arranged to facilitate releasable locking of the back plate to the cover by way of rotation of the cover relative to the back plate.
  • the complimentary locking parts comprise respective screw threads.
  • the lightweight brake system comprises a dust filter supported by the housing or the bracket in a manner wherein the dust filter resides within the space.
  • the lightweight brake system comprises a vent arranged to enable an exchange of gas through the filter between the space and an exterior of the housing.
  • the brake coupling portion is configured to facilitate radial mounting of a brake mechanism to the bracket.
  • one or both of the cover and the back plate is made of a polymer material.
  • the method comprises configuring the bracket to extend wholly about the structural component and to allow the structural component to extend into a space created at least in part by the housing.
  • the method comprises forming a substantial seal between the bracket and the structural component.
  • attaching the housing comprises attaching the housing to the bracket at locations which are radially spaced from the locations at which the bracket is mechanically coupled to the structural component.
  • Figure 1 is a section view of an embodiment of the disclosed lightweight brake system mounted on an axle
  • Figure 2 is an exploded view of the brake system shown in Figure 1 ;
  • Figure 3 is a rear view of a cover used in the disclosed lightweight brake system
  • Figure 4 is a section view of the cover shown in Figure 3;
  • Figure 5 is a front elevation of a back plate incorporated in the disclosed lightweight brake system
  • Figure 6 is a cross section view of the back plate shown in Figure 5;
  • Figure 7 is a front elevation of a bracket incorporated in the disclosed lightweight brake system.
  • Figure 8 is a cross section view of the bracket shown in Figure 7.
  • an embodiment of the disclosed lightweight brake system 10 comprises a multicomponent non-load bearing light weight housing 12 and a bracket 14.
  • the housing 12 has an assembled state (shown in Figure 1) defining a space 16 for accommodating a brake mechanism, in this instance a brake calliper 18 and a rotatable braking member in the form of a rotor 20.
  • Figure 2 shows two of the main components of the housing 12 namely a cover 22 and a back-plate 24.
  • the housing 12 has a first opening 26 and an axially aligned second opening 28.
  • the opening 26 is formed in the cover 22 of the opening 28 is formed in the back-plate 24.
  • the bracket 14 while formed as a single one-piece component, has a number of different portions which serve different functions.
  • the bracket 14 has a fixing portion 30 which is configured to locate within the second opening 28 to enable mechanical fixing of the bracket 14 to a structural component, in this instance an axle housing 32.
  • the structural component 32 supports or otherwise has coupled to it the rotatable member 20.
  • the bracket 14 also has a housing connection portion 34 to enable fixing of the housing 12 to the bracket 14.
  • the housing connection portion 34 is radially spaced from the fixing portion 30. Therefore the housing 12 is attached to the bracket at locations which are radially spaced from the locations at which the bracket 14 is mechanically coupled to the structural component/axle housing 32.
  • bracket 14 is provided with a brake coupling portion 36 to facilitate coupling of the brake mechanism to the bracket 14 location within the housing 12 to apply braking force to the rotor 20.
  • the fixing portion 30 is formed with a central opening 38 through which the axle housing 32 passes.
  • the structural components/axle housing 32 extends into the space 16 created at least in part by the housing 12.
  • Extending about the opening 38 is an annular portion 40 which is provided with a number of spaced apart holes 42 through which the bolts 44 can pass to mechanically fix the bracket 14 directly to the axle housing 32.
  • a further hole 45 is formed in the bracket 14 to allow access for an ABS sensor in the housing 12.
  • the fixing portion 30 abuts directly against the axle housing 32 and forms a substantial seal about the axle housing 32. Nevertheless optionally a gasket or sealing compound (not shown) can be provided between bracket 14 and the structural components/axle housing 32. However no part of the housing 12 is located between the bracket 14 and the structural component/axle housing 32. Thus no part of the housing 12 is subjected to compression arising from the tensioning of bolts 44 that fix the bracket 14 to the axle housing 32.
  • the housing connection portion 34 of the bracket 14 is also axially offset from the fixing portion 30.
  • the housing connection portion 34 extends circumferentially about the fixing portion 30 and has an annular surface 46 in which is formed a plurality of spaced apart holes 48. The holes 48 receive screws 50 for attaching the housing 12 and in particular the back-plate 24 to the bracket 14.
  • the brake coupling portion 36 is formed with two spaced apart lugs 52 that are arranged to enable the radial mounting of callipers 18. Each lug 52 is provided with a
  • the brake coupling portion 36 also is formed with two upstanding pins 58, one on each lug 52, act to locate and assist in bracing the callipers 18.
  • housing 12 is subject to any substantive compression force and in particular no compression between the bracket 14 and the structural member/axle housing 32. It is for this reason that the housing 12 may be made from a lightweight material including but not limited to plastics and polymer materials including polymer composites.
  • the reactive force is transferred as torque onto the bracket 14 about the axis of the axle housing 32.
  • the torque is spread by the bracket 14 and applied as sheer force substantially equally onto the bolts 44 and thus substantially equally distributed to the axle housing 32.
  • the back plate 24 is formed with a number of holes 60 evenly spaced about and near the edge of the opening 28.
  • a plurality of circular bosses 62 are formed about an outer circumference of the back-plate 24.
  • Two further sets of holes 64 and 66 are formed in the back plate 24. The existence and location of the holes 64 and 66 is dependent upon the configuration of the brake mechanism/calliper 18 mounted on the bracket 14. In different embodiments the number and location of the hole 64 and 66 may change.
  • These holes enable passage of hoses (not shown) into the housing 12 for various purposes including: controlled flow of air into and out of the housing 12 through an optional filter located within the housing 12; or in the event of a wet brake application of the system 10 the possible flow of coolant into and out of the housing 12 as well as the filling and draining of the coolant.
  • two oval like cut-outs 68 are also formed in the back plate 24 at diagonally the opposite locations.
  • the cut-outs 68 are configured to seat a mounting plate 70 of a brake actuator 72 which is coupled to the calliper 18.
  • An O-ring 73 is provided to form a seal between mounting plate 70 and the cut-out 68.
  • a sealing plate 74 (see Figure 1) may be applied over the other cut-outs 68 on a side outside of the housing 12.
  • the cover 22 is formed with a plurality of eyes 76 about an axial end of the circumferential surface 25 distant the opening 26.
  • Each of the eyes 76 is formed with a hole 78.
  • the opening 26 is circumscribed by a seal assembly mounting ring 80 which is provided with a number of blind holes 82 that open onto an exterior surface of the cover 22.
  • a sealing gasket 84 (shown in Figure 2) is located between the cover 22 and the back-plate 24. Holes 86 in the sealing gasket 84 are aligned with and between the bosses 62 and the eyes 76. A plurality of screws 88 are then passed through the holes 78 and 86 and screw into the threaded holes in the bosses 62 to fix the back-plate 24 and intervening gasket 84 to the cover 22.
  • the housing 12 also includes a rotary sealing assembly 90 which forms a rotary seal between the cover 22 and a hub 91 rotatable mounted on the axle housing 32.
  • the rotary sealing assembly 90 includes an insert housing seal 92, a seal housing 94, a flange sealing ring 96, a V-lip seal 98 and V-lip sealing flanged 100.
  • a spacer 101 (shown only on Figure 1) may be installed between the hub 91 and the rotary seal assembly 90.
  • the rotary sealing assembly 90 together with the coupling of the back-plate 24 to the bracket 14 provides a substantial seal preventing the ingress of extraneous liquid and foreign material into the space of 16.
  • the bracket 14 when mounted on and fixed to the axle housing 32 also forms a substantial seal for the space 16.
  • bracket 14 and axle housing 32 are stationary while the hub 91 is able to rotate on bearings 102 mounted on the axle housing 32.
  • a wheel (not shown) is able to be mounted on studs 104 attached to the hub 91 .
  • a transfer of gas e.g. air
  • gas e.g. air
  • Such transfer of gas may be via a filter 106 within the housing 12 adjacent one or more of the holes 64, 66.
  • the filter 106 prevents the egress of brake pad dust from the housing 12.
  • one or hoses or a labyrinth may be coupled to the one or more of the holes 64, 66 in fluid communication with the filter 106 to allow the transfer of gas without the ingress of extraneous liquid.
  • the lightweight brake system 10 it is possible for the lightweight brake system 10 to be used either in a dry brake configuration or a wet brake configuration. There is no substantive difference in the structure of the lightweight brake system 10 when used in these different configurations.
  • the wet brake configuration is possible because the housing 12 as described above is formed so that the space 16, which can contain a volume of lubricating liquid for a wet brake system, is sealed.
  • the filter 106 is not required.
  • the lightweight brake system may be embodied in many other forms.
  • complementary locking parts may be formed on the cover 22 and back-plate 24 to facilitate their coupling together. The complementary locking parts can be arranged to facilitate a spin type lock.
  • bracket 14 can be provided with a plurality of brake coupling portions 36 to support multiple brake callipers. When provided the multiple brake coupling portions 36 can be evenly spaced circumferentially about the bracket 14.

Landscapes

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

Abstract

L'invention concerne un système de frein de faible poids (10), lequel système comprend un boîtier de faible poids de palier sans charge à composants multiples (12), et un support (14). Le boîtier présente un état assemblé définissant un espace (16) permettant de recevoir un mécanisme de frein (18) et un élément de freinage rotatif (20). Le boîtier (12) présente des première et seconde ouvertures axialement alignées (26, 28). Le support (14) comporte : une partie de fixation (30), une partie de liaison de boîtier (34) et une partie de couplage de frein (36). La partie de fixation (30) est disposée à l'intérieur de la seconde ouverture (28) de façon à permettre la fixation mécanique du support (14) à un composant structurel (32) supportant l'élément rotatif (20). La partie de liaison de boîtier (34) permet la fixation du boîtier (12) au support (14). La partie de couplage de frein (36) facilite le couplage du mécanisme de frein (18) au support (14) en un emplacement à l'intérieur du boîtier (12).
PCT/AU2017/050496 2016-05-26 2017-05-26 Système de frein de faible poids WO2017201583A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CA3024763A CA3024763C (fr) 2016-05-26 2017-05-26 Systeme de frein de faible poids
AU2017268714A AU2017268714B2 (en) 2016-05-26 2017-05-26 Lightweight brake system

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
AU2016901994A AU2016901994A0 (en) 2016-05-26 Lightweight brake system
AU2016901994 2016-05-26

Publications (1)

Publication Number Publication Date
WO2017201583A1 true WO2017201583A1 (fr) 2017-11-30

Family

ID=60410976

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/AU2017/050496 WO2017201583A1 (fr) 2016-05-26 2017-05-26 Système de frein de faible poids

Country Status (3)

Country Link
AU (1) AU2017268714B2 (fr)
CA (1) CA3024763C (fr)
WO (1) WO2017201583A1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20190136921A1 (en) * 2017-11-07 2019-05-09 Ratier-Figeac Sas Brake with dust retaining assembly
WO2021087580A1 (fr) * 2019-11-08 2021-05-14 Advanced Braking Pty Ltd Carter de frein

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6516924B1 (en) * 2000-06-12 2003-02-11 Ausco Products, Inc. Vehicle brake system
US20040074713A1 (en) * 2002-07-09 2004-04-22 Beattie James C. Disk brake caliper mounting bracket
JP2008185143A (ja) * 2007-01-30 2008-08-14 Toyota Motor Corp ディスクブレーキ装置のダストカバー
US20080245623A1 (en) * 2005-02-21 2008-10-09 Advanced Braking Technology Ltd Brake Housing
US20090008194A1 (en) * 2004-10-15 2009-01-08 Wabco Radbremsen Gmbh Disc Brake
US20090095581A1 (en) * 2007-10-12 2009-04-16 Ausco Products, Inc. Floating disc brake
US20090308702A1 (en) * 2005-04-27 2009-12-17 Hidemi Ichinose Disc brake cover
WO2012095273A1 (fr) * 2011-01-11 2012-07-19 Landegren Lars Dispositif de freinage pour véhicule
US20120318622A1 (en) * 2009-12-08 2012-12-20 Advanced Braking Pty Ltd Wet Disc Brake System

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6516924B1 (en) * 2000-06-12 2003-02-11 Ausco Products, Inc. Vehicle brake system
US20040074713A1 (en) * 2002-07-09 2004-04-22 Beattie James C. Disk brake caliper mounting bracket
US20090008194A1 (en) * 2004-10-15 2009-01-08 Wabco Radbremsen Gmbh Disc Brake
US20080245623A1 (en) * 2005-02-21 2008-10-09 Advanced Braking Technology Ltd Brake Housing
US20090308702A1 (en) * 2005-04-27 2009-12-17 Hidemi Ichinose Disc brake cover
JP2008185143A (ja) * 2007-01-30 2008-08-14 Toyota Motor Corp ディスクブレーキ装置のダストカバー
US20090095581A1 (en) * 2007-10-12 2009-04-16 Ausco Products, Inc. Floating disc brake
US20120318622A1 (en) * 2009-12-08 2012-12-20 Advanced Braking Pty Ltd Wet Disc Brake System
WO2012095273A1 (fr) * 2011-01-11 2012-07-19 Landegren Lars Dispositif de freinage pour véhicule

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
"ASX Release, ABT enters off-road leisure market with SIBS Polymer brakes", ADVANCED BRAKING TECHNOLOGY, 3 May 2016 (2016-05-03), XP055443617, Retrieved from the Internet <URL:http://www.advancedbraking.com/sites/default/files/asx-announcements/6762593.pdf> [retrieved on 20170808] *
INVESTOR AND STRATEGY PRESENTATION, 4 May 2016 (2016-05-04), Retrieved from the Internet <URL:http://www.advancedbraking.com/sites/default/files/presentation/pdf_2%255C01737791.pdf> [retrieved on 20170808] *

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20190136921A1 (en) * 2017-11-07 2019-05-09 Ratier-Figeac Sas Brake with dust retaining assembly
US11480224B2 (en) * 2017-11-07 2022-10-25 Ratier-Figeac Sas Brake with dust retaining assembly
US11946516B2 (en) 2017-11-07 2024-04-02 Ratier-Figeac Sas Brake with dust retaining assembly
WO2021087580A1 (fr) * 2019-11-08 2021-05-14 Advanced Braking Pty Ltd Carter de frein

Also Published As

Publication number Publication date
CA3024763C (fr) 2024-05-28
AU2017268714B2 (en) 2022-08-25
CA3024763A1 (fr) 2017-11-30
AU2017268714A1 (en) 2018-11-22

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