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Title:
POWER HEAD CONFIGURED TO OPERATE MULTIPLE TOOL HEADS WITH UNIVERSAL ROTARY DRIVER
Document Type and Number:
WIPO Patent Application WO/2019/109279
Kind Code:
A1
Abstract:
A multi-tool (100) includes a power head (120) including a power head housing (122) having a handle (124) operably coupled thereto, a tool attachment (106, 108, 110) configured to perform a work function, the tool attachment (106, 108, 110) being alternately separable from and operably coupled to the power head (120), a motor (140) disposed in the power head housing (122), a battery (130) configured to be operably coupled to the motor (140) to selectively power the motor (140), a drive provider portion (300) disposed at the power head (120), and a drive receiver portion (320) disposed at the tool attachment (106, 108, 110). The drive provider portion (300) includes a driving portion (302) of a shaft (150) operably coupled to the motor (140), and the drive receiver portion (320) includes a driven portion (322) of the shaft (150). The driving portion (302), the drive receiver portion (320), and the motor (140) share a common axis (148). The power head (120) receives the battery (130) at an opposite end of the power head housing (122) relative to an end of the power head housing (122) at which the motor (140) is located, and the handle (124) extends from a first portion of the power head housing (122) above the motor (140) to a second portion of the power head housing (122) above the battery (130).

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Inventors:
YANG, Ming (No. 1 Xiangyang Road Suzhou New District, Suzhou, Jiangsu 9, 215009, CN)
JONES, Chad (801 South Main Street, Apt. 240 MountHolly, NC, 28120, US)
SHERMAN, Garrett (16306 Spruell Huntersville, Huntersville, NC, 28078, US)
HICKMAN, Jeffrey C. (9209 Cub Run Drive, Concord, NC, 28027, US)
ESTEY, David Lawrence (14246 Holly Springs Drive, Huntersville, NC, 28078, US)
Application Number:
CN2017/114874
Publication Date:
June 13, 2019
Filing Date:
December 06, 2017
Export Citation:
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Assignee:
HUSQVARNA AB (Drottninggatan, Huskvarna, Huskvarna, SE)
International Classes:
B25F5/02
Foreign References:
CN103448036A2013-12-18
CN107426964A2017-12-01
CN107438501A2017-12-05
JP2009072150A2009-04-09
Attorney, Agent or Firm:
KANGXIN PARTNERS, P.C. (Floor 16, Tower A InDo Building,A48 Zhichun Road, Haidian District, Beijing 8, 100098, CN)
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