发明名称 Combination blower assembly and string trimmer
摘要 A combination blower assembly and string trimmer whereby the string trimmer head is easily detachable without the use of any tools. The device includes a blower assembly that further includes an upper and lower housing mated together to form a volute-shaped cavity where an impeller with airfoil-shaped blades reside. The detachable string trimmer head is located under the lower housing of the blower assembly and is easily attached or removed from the blower assembly by a simple push and turn motion. The blower assembly further includes an air inlet and air inlet cover. When the air inlet cover is rotated to a position where the air inlet is open the blower assembly is operable and the string trimmer is inoperable. Furthermore, when the air inlet cover is rotated to a position where the air inlet is closed the blower assembly is inoperable and the string trimmer is operable.
申请公布号 US7047592(B2) 申请公布日期 2006.05.23
申请号 US20030366092 申请日期 2003.02.12
申请人 MTD PRODUCTS, INC. 发明人 SING J. BARNEY;SAHA AMIT;VIDAL RAUL F.;GRIFFIN NEIL G.
分类号 A47L5/14;A01D42/06 主分类号 A47L5/14
代理机构 代理人
主权项
地址