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公开(公告)号：US06976289B1
公开(公告)日：2005-12-20
申请号：US10627261
申请日：2003-07-25
Applicant: Valentin Luca
Inventor： Valentin Luca
CPC classification number: E05F3/221 , E05F3/108 , E05Y2900/132 , Y10T16/27 , Y10T16/281 , Y10T16/5995 , Y10T16/61
Abstract: A door closer having a door arresting mechanism to arrest a door in an opened position that includes a cylinder and piston assembly wherein the arresting mechanism includes a cam member having an arresting dwell cam profile and an indexing profile, and an associated cam follower member wherein one member is connected to the piston rod and the other member to the cylinder so that one member is fixedly connected to either the cylinder or piston rod and the other member rendered rotatable relative to the fixed member so that the arresting mechanism is rendered self actuating upon the opening or closing of the door.
Abstract translation: 一种具有闭门机构的门闭合器，其将门阻止在包括气缸和活塞组件的打开位置，其中止动机构包括具有止动驻留凸轮轮廓和分度轮廓的凸轮构件以及相关联的凸轮从动件，其中一个 构件连接到活塞杆，另一个构件连接到气缸，使得一个构件固定地连接到气缸或活塞杆，而另一个构件相对于固定构件可旋转，使得止动机构在自 打开或关闭门。
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22.发明授权公开(公告)号：US06871381B1
公开(公告)日：2005-03-29
申请号：US10446893
申请日：2003-05-28
Applicant: Valentin Luca
Inventor： Valentin Luca
CPC classification number: E05F3/22 , E05F3/108 , E05F3/12 , E05Y2900/132 , Y10T16/2766 , Y10T16/2788 , Y10T16/281 , Y10T16/62
Abstract: A readily adjustable door closure for varying the rate of speed at which an associated door may close which is effected by rotating the piston rod relative to the piston and associated cylinder assembly so as to vary the rate of flow of an actuating fluid flowing from one side of the piston to the other side of the piston, which controls the door closing speed accordingly.
Abstract translation: 用于改变相关门可能关闭的速度速率的易于调节的门盖，其通过相对于活塞和相关联的气缸组件旋转活塞杆来实现，从而改变从一侧流动的致动流体的流速 活塞的另一侧，从而相应地控制门的关闭速度。
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公开(公告)号：US5842255A
公开(公告)日：1998-12-01
申请号：US555730
申请日：1995-11-09
Applicant: Valentin Luca
Inventor： Valentin Luca
CPC classification number: E05C17/30 , E05F3/108 , E05F3/221 , E05Y2900/132 , Y10S16/09 , Y10S16/17 , Y10S16/21 , Y10T16/27 , Y10T16/276
Abstract: The present invention discloses door closers provided with automatic latching in any position along the stroke, and delayed action mechanism together with a mechanism to switch on and off the automatic latching and the delayed action operation modes. The function, on which the automatic latching and the delayed action functions are based, are described in detail and examples of embodiments in door closers provided with either automatic latching or delayed action or both are also described.
Abstract translation: 本发明公开了一种闭锁器，其具有沿行程的任何位置的自动闭锁，以及延迟动作机构，以及用于接通和断开自动锁定和延迟动作操作模式的机构。 详细描述了自动锁定和延迟动作功能所基于的功能，并且还描述了具有自动锁定或延迟动作或两者的闭门器中的实施例的示例。
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