(19)
(11) EP 4 306 744 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
13.03.2024 Bulletin 2024/11

(43) Date of publication A2:
17.01.2024 Bulletin 2024/03

(21) Application number: 23183006.8

(22) Date of filing: 03.07.2023
(51) International Patent Classification (IPC): 
E04G 21/08(2006.01)
B25F 5/02(2006.01)
(52) Cooperative Patent Classification (CPC):
E04G 21/08; B25F 5/02
(84) Designated Contracting States:
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 ME MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated Extension States:
BA
Designated Validation States:
KH MA MD TN

(30) Priority: 11.07.2022 US 202217861923

(71) Applicant: Milwaukee Electric Tool Corporation
Brookfield, WI 53005 (US)

(72) Inventors:
  • GALLAGHER, Patrick D.
    New Berlin, 53151 (US)
  • DUBNICKA, Travis J.
    Menomonee Falls, 53051 (US)
  • CARLSON, Mitchell
    Lisbon, 53089 (US)
  • EICHE, Paul W.
    Oconomowoc, 53066 (US)
  • ONSAGER, Eric C.
    Milwaukee, 53202 (US)
  • BASSINDALE, Wesley S.
    Wauwatosa, 53226 (US)
  • LEIDEL, Matthew
    Wind Lake, 53185 (US)
  • FLORES, Erick Moreno
    Milwaukee, 53202 (US)

(74) Representative: Forresters IP LLP 
Skygarden Erika-Mann-Straße 11
80636 München
80636 München (DE)

   


(54) CONCRETE VIBRATOR


(57) A concrete vibrator includes a housing, a strap, an electric motor, a flexible shaft, a vibrator head, and battery pack. The strap is removably coupled to the housing. The electric motor s coupled to the housing. The flexible shaft has a first end coupled to the motor and an opposite, second end. The vibrator head is coupled to the second end of the shaft. The vibrator head is configured to receive torque from the motor and the shaft to cause the vibrator head to vibrate. The battery pack is coupled to a battery receptacle defined on the housing. The battery pack is configured to provide electric current to the electric motor to drive the motor and the shaft. The concrete vibrator is operable in a messenger bag configuration in which the strap is used to carry the concrete vibrator with the housing in a horizontal orientation.







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