™ "Overcomes Wind Velocity"

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Patent Number US 8,353,079 B2

Innovative. Profitable. Green. Smart.

"SmarTork™ Elevator Hoistway Door Closer saves money, energy, eliminates noise and increases profits for building owners and elevator supply companies."

SmarTork™ revolutionary design overcomes wind velocities on elevator hoistway doors by an increase of up to 20% tension at last 2 inches of closing and decreasing tension in opening cycle reducing force and amps to the elevator door operator.

Over 1,000,000 cycles (Testing By Columbia Elevator) show no significant deviation from torque and tension ratios. Access our test results.

SmarTorks'™ "Unihub" makes it interchangeable with most square shaft or dual pin mounting brackets.

Please take a moment to view our video demonstration and read our testimonials. SmarTork™ meets or exceeds ASME A17.1 and related codes. Read more about SmarTork™....

How it works




Read about SmarTork™ in Elevator World Magazine

Read about SmarTork™ Inc. in the Corpus Christi Caller Times - "Time proves father knows best "

Company Spotlight - Progressive Engineer Magazine

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Find us on under Elevator Safety Devices


"SmarTork is an excellent product, we used it on a Government job that gave us years of problems. The units have been on for over 9 months and we've had no calls on that project since. I would definitely recommend this product for any job. - Tommy Hancock, Service Manager - Schindler Elevator, Texas, USA

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