door operator

door operator

On elevators, a device or assembly of devices which opens and closes a car door and/or hoistway door by power other than by hand, gravity, springs, or the movement of the car.
References in periodicals archive ?
Linear Introduces New Commercial Door Operator and Adds Two New Operators to its Residential Door Operator Line
Available this October, the new line represents the industry's first internet-connected commercial door operator, delivering even greater peace of mind to owners of all types and sizes of businesses.
In addition to the micro-contact controlled doors is a light curtain providing it is for automatic operation of the elevator doors a high performance door operator for a quick and low-noise operation provided.
Installation of a new automatic door operator is also required.
com)-- Arrow Lock[TM] is proud to announce the launch of the new 7700 Series Door Operator to its product line.
The electro-mechanical sliding door operator is microprocessor controlled with a silent brushless DC motor, A unique LED programme switch provides on/off, one-way traffic, reduced opening and fully automatic modes.
Clean-Roll high-speed door and door operator system has won certification by.
company (Nasdaq: NTK) and a leader in the automatic gate and garage door operator industry, today announced the appointment of Douglas Waldal as President.
THE Briton Compact Door Operator for sliding doors has been launched by Ingersoll Rand Security Technologies to satisfy growing demand for a slimline automatic door solution.
As spring tension lessens, the door operator bears the brunt of the weight when lifting the door.
It is powered by a Dorms ES 90 curved sliding door operator, a high performance unit incorporating the latest generation microprocessor with built-in intelligence.
The Clean-Roll[TM] high-speed door and door operator system has won certification by.