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GB708870A - Improvements in the suspension of crane vehicles - Google Patents

Improvements in the suspension of crane vehicles

Info

Publication number
GB708870A
GB708870A GB4110/52A GB411052A GB708870A GB 708870 A GB708870 A GB 708870A GB 4110/52 A GB4110/52 A GB 4110/52A GB 411052 A GB411052 A GB 411052A GB 708870 A GB708870 A GB 708870A
Authority
GB
United Kingdom
Prior art keywords
axle
frame
valve
rocking
piston
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
GB4110/52A
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.)
MIAG FAHRZEUGBAU GmbH
Original Assignee
MIAG FAHRZEUGBAU GmbH
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 MIAG FAHRZEUGBAU GmbH filed Critical MIAG FAHRZEUGBAU GmbH
Publication of GB708870A publication Critical patent/GB708870A/en
Expired legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60GVEHICLE SUSPENSION ARRANGEMENTS
    • B60G17/00Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or surface conditions, e.g. due to speed or load
    • B60G17/005Suspension locking arrangements
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66CCRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C23/00Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
    • B66C23/62Constructional features or details
    • B66C23/72Counterweights or supports for balancing lifting couples
    • B66C23/78Supports, e.g. outriggers, for mobile cranes
    • B66C23/80Supports, e.g. outriggers, for mobile cranes hydraulically actuated
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60GVEHICLE SUSPENSION ARRANGEMENTS
    • B60G2200/00Indexing codes relating to suspension types
    • B60G2200/30Rigid axle suspensions
    • B60G2200/32Rigid axle suspensions pivoted
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60GVEHICLE SUSPENSION ARRANGEMENTS
    • B60G2204/00Indexing codes related to suspensions per se or to auxiliary parts
    • B60G2204/40Auxiliary suspension parts; Adjustment of suspensions
    • B60G2204/46Means for locking the suspension

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Vehicle Body Suspensions (AREA)

Abstract

708,870. Cranes. MIAG FAHRZEUGBAU GES. Feb. 15, 1952 [Feb. 15, 1951; July 9, 1951; Oct. 2, 1951], No. 4110/52. Class 78(4) [Also in Group XXXII] A crane vehicle in which the crane frame is supported at the ends of one axle and by a pivot pin engaging a central bearing in the other axle has rigid connecting means between the second axle and the crane frame and a single operating means therefore. In Fig. 2 is shown a rocking axle 1 having a bearing 2 for a crane frame connected with the chassis by two Hydraulic cylinders and imterconnected by a pipe 7 with a hydraulically actuated valve. The axle is secured against rocking movement relatively to the frame by applying hydraulic pressure to the piston 9 of the valve this pressure may be simultaneously applied when operating the brakes. The valve is normally maintained open by a spring 10 acting on the piston 9 moving in a cylinder 8. Pressure gauges may be included on either side of the valve to indicate the axle loading. The axle may alternatively be secured by mechanical means. In one form the rocking axle has an arm with a slot concentric with the bearing 2 and the frame has a spindle engaging the slot so that when the spindle is tightened the axle and frame are rigidly secured. As shown in Fig. 4, the rocking axle is joined to the frame by duplicated linkages 16, 171, 172 connected to horizontal interleaved links 181, 182 which can be rigidly secured either by a hydraulic piston and cylinder 20 or by mechanical means. The rocking axle may alternatively be connected to the crane frame by having a member contacting the piston 9 also contacting a cam on the undersurface of the jib or jib column, whereby swinging the jib operates the valve.
GB4110/52A 1951-02-15 1952-02-15 Improvements in the suspension of crane vehicles Expired GB708870A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE708870X 1951-02-15

Publications (1)

Publication Number Publication Date
GB708870A true GB708870A (en) 1954-05-12

Family

ID=6617720

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4110/52A Expired GB708870A (en) 1951-02-15 1952-02-15 Improvements in the suspension of crane vehicles

Country Status (1)

Country Link
GB (1) GB708870A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3012624A (en) * 1959-06-29 1961-12-12 Gen Steel Ind Inc Equalized crawler device
DE1293432B (en) * 1964-11-03 1969-04-24 Weimar Werk Veb Locking device for wheel suspensions of a crane vehicle
US4669566A (en) * 1983-10-07 1987-06-02 Valmet Oy Means for improving the stability of a tractor or working machine
CN101585490B (en) * 2009-06-19 2011-12-28 四川长起起重设备有限公司 Oscillating suspension system of crane

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3012624A (en) * 1959-06-29 1961-12-12 Gen Steel Ind Inc Equalized crawler device
DE1293432B (en) * 1964-11-03 1969-04-24 Weimar Werk Veb Locking device for wheel suspensions of a crane vehicle
US4669566A (en) * 1983-10-07 1987-06-02 Valmet Oy Means for improving the stability of a tractor or working machine
CN101585490B (en) * 2009-06-19 2011-12-28 四川长起起重设备有限公司 Oscillating suspension system of crane

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