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1. 发明公开

US20230373070A1 PNEUMATIC NAILING GUN WITH ADJUSTABLE NAILING FORCE 审中-公开
公开(公告)号：US20230373070A1
公开(公告)日：2023-11-23
申请号：US18363721
申请日：2023-08-01
申请人： Huading ZHANG
发明人： Huading ZHANG
IPC分类号： B25C1/04
CPC分类号： B25C1/043 , B25C1/047
摘要： Disclosed is a pneumatic nailing gun with an adjustable nailing force, which solves the technical problem that a nailing force adjusting precision of an existing pneumatic nailing gun cannot be kept for a long time. The pneumatic nailing gun comprises a housing and a striking pin, a first cylinder and a second cylinder are further arranged in the housing, and the first air chamber and the second air chamber are communicated with each other through a fully-closed ventilation channel, so that the first air chamber, the ventilation channel and the second air chamber form a pneumatic structure closed relative to the outside, and an air hole capable of keeping the pneumatic structure in communication with the outside is arranged in the pneumatic structure, and a handle capable of adjusting a ventilation capacity between the air hole and the outside is arranged on the housing.

2. 发明申请

US20210354276A1 NAIL GUN 有权
公开(公告)号：US20210354276A1
公开(公告)日：2021-11-18
申请号：US17389333
申请日：2021-07-29
申请人： Huading ZHANG
发明人： Huading ZHANG
IPC分类号： B25C1/04
摘要： The present invention provides a nail gun, which belongs to the field of mechanical technologies, and solves a problem of how to prolong a service life of the nail gun. The nail gun comprises a housing and a driving arm capable, the housing is provided with a stopper and a locking block capable, the locking block is arranged between the stopper and the driving arm, and the locking block is respectively provided with a first locking portion and a second locking portion capable of being pawled in the driving arm; the stopper is capable of abutting against the first locking portion and preventing the locking block from moving relative to the housing to keep the second locking portion pawled with the driving arm, or the stopper is capable of releasing blocking so that the second locking portion is capable of moving and disengaging from the driving arm.

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