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For the Inventor, By the Inventor

Simsbury, CT, United States of America

Samuel C Wan

USPTO Granted Patents = 24


Average Co-Inventor Count = 5.8

ph-index = 12

Forward Citations = 280(Granted Patents)


Company Filing History:

goldMedal24 out of 2,619 
 
Otis Elevator Company
 patents

Years Active: 1997-2009

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24 patents (USPTO):Explore Patents
1. 7575099 - Remotely resettable ropeless emergency stopping device for an elevator (2009-08-18),
2. 6193016 - Dual sheave rope climber using flat flexible ropes (2001-02-27),
3. 6161653 - Ropeless governor mechanism for an elevator car (2000-12-19),
4. 5950769 - Bridge rails for horizontally moveable passenger or freight cab (1999-09-14),
5. 5931265 - Rope climbing elevator (1999-08-03),
6. 5924524 - Integrated, multi-level elevator shuttle (1999-07-20),
7. 5862886 - Pretorque to unload elevator car/floor locks before retraction (1999-01-26),
8. 5861586 - Horizontal and vertical passenger transport (1999-01-19),
9. 5829553 - Fail-safe movement of elevator cabs between car frames and landings (1998-11-03),
10. 5823299 - Shuttle elevators feeding local elevators (1998-10-20),
11. 5819879 - Safety brake (1998-10-13),
12. 5799755 - Linear motor transfer of cab horizontally between elevator and bogey (1998-09-01),
13. 5785153 - Synchronizing elevator arrival at a level of a building (1998-07-28),
14. 5773772 - Transferring elevator cabs between non-contiguous hoistways (1998-06-30),
15. 5771995 - Locking elevator car frame to building during loading/unloading (1998-06-30),

Title: Innovations by Samuel C. Wan: A Leader in Elevator Technology

Introduction

Samuel C. Wan, an accomplished inventor based in Simsbury, CT, has made significant contributions to the field of elevator technology. With a remarkable portfolio of 24 patents, Wan's innovations are instrumental in enhancing the safety and efficiency of modern elevators.

Latest Patents

Among his latest inventions is the "Remotely Resettable Ropeless Emergency Stopping Device for an Elevator." This innovative brake mechanism is designed to activate in response to an electronic control signal, ensuring the elevator car's movement is halted under specific conditions. The unique safety mechanism does not require traditional components such as a governor sheave or a governor rope. It utilizes a solenoid actuator and an electric motor with a gearbox assembly to engage safety wedges with the guide rail, providing a reliable stop for the elevator car. Another notable patent of his is the "Dual Sheave Rope Climber Using Flat Flexible Ropes," which introduces a new method for rope climbing elevators that incorporates prime movers and drive sheaves secured to the car.

Career Highlights

Samuel C. Wan's career at the Otis Elevator Company has positioned him as a leading figure in elevator safety technology. His innovative approaches and patented designs have set new standards in the industry, showcasing his commitment to advancing elevator design and functionality.

Collaborations

Throughout his career, Wan has collaborated with esteemed colleagues such as Anthony Cooney and Frederick H. Barker. These partnerships have contributed to the innovative spirit that defines his work and have facilitated the development of groundbreaking technologies in elevator systems.

Conclusion

Samuel C. Wan's contributions to elevator technology through his numerous patents highlight his dedication to innovation and safety. As a key player at Otis Elevator Company, he continues to push the boundaries of what is possible in the industry, ensuring that elevators are not only efficient but also safe for users.

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