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US 12,364,178 B2Granted
Boom working device and method for detecting loads acting on the boom
AssigneeMULAG Fahrzeugwerk Heinz Wössner GmbH & Co. KG
InventorHolger Wössner
Life of this patent
Estimating the term…
Abstract
In order to know the loads acting on the boom, the load measuring unit, in particular only one, is either on or in the boom, in particular fixed, or between the arm end of the boom and the head end of the working head facing it.
Claims19
A boom working device (1) for attachment to a carrier vehicle (7), comprising:
- at least one boom (3, 4), a rear end (3b, 4b) of said at least one boom capable of being attached to the carrier vehicle (7),
- an arm end (18a) as a front end (3a, 4a) of the at least one boom (3, 4),
- a working head (2) attached to an arm end (18a) with a head end (18b) of said working head facing the arm end (18a),
- a load measuring unit (50) with at least one load sensor (51) capable of detecting loads acting on the at least one boom (3, 4),
- where the load measuring unit (50) is arranged at one of the following of:
- a location on the boom (3, 4),
- a location in the boom (3, 4), or,
- a location between the head end (18b) and the arm end (18a).
5 more elements
A self-propelled working machine comprising:
- a carrier vehicle (7),
- a boom working device (1), the boom working device (1) comprising:
- at least one boom (3, 4), comprising a plurality of positioning elements (60) capable of positioning any of a plurality of arm parts (3.1, 3.2, 3.3 or, 4.1, 4.2, 4.3, 4.4) relative to one another,
- a working head (2) attached to a free front end (3a, 4a) of the multi-part boom (3, 4), the at least one boom capable of coming into contact with the environment away from the carrier vehicle (7) during use,
- a load measuring unit (50) for measuring loads acting on the at least one boom (3, 4), and
- a control (1*) capable of controlling a plurality of actuators, where
- the control (1*) of the boom working device (1) controls the plurality of actuators according to signals received by the load measuring unit (50).
4 more elements
Dependencies are inferred from the claim text.