Title (en)

DRIVE UNIT FOR A CONSTRUCTION AND/OR MATERIAL HANDLING MACHINE

Title (de)

ANTRIEBSEINHEIT FÜR EINE BAU- UND/ODER MATERIALUMSCHLAGSMASCHINE

Title (fr)

UNITÉ D'ENTRAÎNEMENT POUR UNE MACHINE DE CONSTRUCTION ET/OU DE MANUTENTION DE MATÉRIAUX

Publication

EP 4127516 A1 20230208 (DE)

Application

EP 21723159 A 20210428

Priority

• DE 102020112258 A 20200506
• DE 102020116762 A 20200625
• EP 2021061047 W 20210428

Abstract (en)

[origin: WO2021224075A1] The invention relates to a drive unit for a construction and/or material handling machine or lifting equipment such as a crane, comprising a torque density of more than 20 Nm/I at a predetermined output speed, wherein the drive unit comprises a drive motor and a connected transmission, wherein a fast-running electric motor is provided as the drive motor, wherein the motor speed thereof is at least two times said output speed of the drive unit and is reduced by the transmission by a factor of at least 2 to the output speed of the drive unit.

IPC 8 full level

F16H 57/02 (2006.01); B66D 1/12 (2006.01); F16H 1/28 (2006.01); F16H 57/04 (2006.01)

CPC (source: EP US)

B66D 1/12 (2013.01 - EP); B66D 1/225 (2013.01 - EP); B66D 1/28 (2013.01 - EP); F16H 57/02 (2013.01 - EP); F16H 57/025 (2013.01 - US); F16H 57/0412 (2013.01 - EP US); F16H 57/0476 (2013.01 - EP US); F16H 57/0486 (2013.01 - EP); F16H 1/28 (2013.01 - EP US); F16H 57/0486 (2013.01 - US); F16H 2057/02034 (2013.01 - EP US); F16H 2057/02073 (2013.01 - EP US)

Designated contracting state (EPC)

AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

Designated extension state (EPC)

BA ME

Designated validation state (EPC)

KH MA MD TN

DOCDB simple family (publication)

DE 102020116762 A1 20211111; EP 4127516 A1 20230208; US 12013023 B2 20240618; US 2023151882 A1 20230518; WO 2021224075 A1 20211111

DOCDB simple family (application)

DE 102020116762 A 20200625; EP 2021061047 W 20210428; EP 21723159 A 20210428; US 202218052356 A 20221103