Multimatic Patents

Infinite Door Check

Inventor: Rudolf Gruber, Claremont, Canada Date of Patent: May 2, 1995 Patent Number: 5,410,777 United States Patent

A check or stop for a moveable member, the check or stop comprising actuated means actuated by the moveable member, or alternatively by seperate actuating means, the actuated means being either fastened with the moveable member or being integral with the moveable member, automatic switching means to control the checking and release of the actuated means and the moveable member, the moveable member being moveable from a first state, wherein the moveable member is substantially static, checked, and exhibits a first value for a predetermined characteristic of the actuated means, to a second state wherein the moveable member is substantially in motion, unchecked, and exhibits a second value of the predetermined characteristic of the actuated means, the value of the predetermined characteristic of the actuated means being available to the automatic switching means, wherein when the moveable member is in a static state the first value of the predetermined characteristic available to the automatic switching means provides checking of the actuated means and the motion of the moveable member, wherein when the moveable member is substantially in motion the second value of the predetermined characteristic available to the automatic switching means provides release of the actuated means and the moveable member to allow ease of movement thereof.