公开(公告)号：WO2002092950A1

公开(公告)日：2002-11-21

申请号：PCT/US2002/014818

申请日：2002-05-09

Applicant: WAYNE-DALTON CORP.

Inventor： DAUS, Mark ,  EITERMAN, Alvin, R.

IPC: E05D15/12

CPC classification number: E06B9/60 ,  E05D13/1261 ,  E05Y2900/00 ,  E05Y2900/106

Abstract: A rolling door including an axle supported by end brackets, a plurality of drum wheels mounted on the axle, a multi-section door adapted to be selectively rolled and unrolled about the drum wheels, a gear wheel mounted on the axle proximate to one of the end brackets, a spring retainer associated with the gear wheel, a torsion spring having a first end operatively attached to the multi-section door and a second end attached to the spring retainer, a pivotally mounted pawl selectively engaging the gear wheel to maintain a selected counterbalance force setting and disengaging the gear wheel to permit adjustment of the counterbalance force setting, and a locking assembly carried on the pawl selectively engageable with the support bracket to lock the pawl in an engaged position.

Abstract translation: 一种滚动门，包括由端部支架支撑的轴，安装在轴上的多个滚轮，适于围绕鼓轮选择性地滚动和展开的多段门;安装在轴上的齿轮， 端部托架，与齿轮相关联的弹簧保持器，扭簧，其具有可操作地附接到多段门的第一端和附接到弹簧保持器的第二端，枢转地安装的棘爪选择性地接合齿轮以保持选定的 平衡力设定和分离齿轮以允许平衡力设定的调节，以及承载在棘爪上的锁定组件，其可选择性地与支撑托架接合以将棘爪锁定在接合位置。