Global Patent Index - EP 3812098 A1

EP 3812098 A1 20210428 - ROTARY HAMMER

Title (en)

ROTARY HAMMER

Title (de)

BOHRHAMMER

Title (fr)

MARTEAU ROTATIF

Publication

EP 3812098 A1 20210428 (EN)

Application

EP 20202569 A 20201019

Priority

JP 2019192326 A 20191021

Abstract (en)

A rotary hammer (101) includes a spindle, a motor, a first intermediate shaft (41), a striking mechanism (6), a second intermediate shaft (42) and a rotation-transmitting mechanism (7). The motor has a motor shaft (25) extending in parallel to the spindle. The first intermediate shaft (41) extends in parallel to the spindle. The striking mechanism (6) is configured to perform a hammering operation. The second intermediate shaft (42) extends in parallel to the first intermediate shaft (41). The rotation-transmitting mechanism 7 is configured to perform a drilling operation. The first intermediate shaft (41) is configured to transmit power only for performing the hammering operation and not for the drilling operation. The second intermediate shaft (42) is configured to transmit power only for performing the drilling operation and not for the hammering operation.

IPC 8 full level

B25D 16/00 (2006.01)

CPC (source: CN EP)

B25D 16/006 (2013.01 - EP); B25F 3/00 (2013.01 - CN); B25F 5/00 (2013.01 - CN); B25F 5/001 (2013.01 - CN); B25D 2211/006 (2013.01 - EP); B25D 2211/061 (2013.01 - EP); B25D 2216/0015 (2013.01 - EP); B25D 2216/0023 (2013.01 - EP); B25D 2216/0038 (2013.01 - EP); B25D 2250/245 (2013.01 - EP)

Citation (applicant)

Citation (search report)

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

DOCDB simple family (publication)

EP 3812098 A1 20210428; CN 112757232 A 20210507; CN 112757232 B 20240116; JP 2021065959 A 20210430; JP 7360891 B2 20231013; RU 2020134131 A 20220419

DOCDB simple family (application)

EP 20202569 A 20201019; CN 202011119010 A 20201019; JP 2019192326 A 20191021; RU 2020134131 A 20201019