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For the Inventor, By the Inventor

Paris, France

Gerard L Devaud

USPTO Granted Patents = 11

Average Co-Inventor Count = 1.5

ph-index = 5

Forward Citations = 74(Granted Patents)


Company Filing History:

goldMedal8 out of 20 
 
S.a.m.m.-societe D'applications Des Machines Motrices
 patents
silverMedal3 out of 5 
 
Societe D'applications Des Machines Motrices
 patents

Years Active: 1982-1999

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11 patents (USPTO):Explore Patents
1. 5899226 - Hydraulic directional valve for servocontrols of aircraft in particular (1999-05-04),
2. 5868035 - Electrohydraulic actuator for controlling a vehicle gearbox of the type (1999-02-09),
3. 5560248 - System for the assisted selection of the ratios of an automobile gearbox (1996-10-01),
4. 5539639 - Device for dynamically controlling the trim of a vehicle (1996-07-23),
5. 5507197 - System for the assisted selection of the ratios of an automobile gearbox (1996-04-16),
6. 4905572 - Hydraulic directional valve for an aircraft control (1990-03-06),
7. 4858650 - Electrohydraulic servovalve for the control of a hydraulic actuator, in (1989-08-22),
8. 4414881 - Hydraulic control device (1983-11-15),
9. 4413547 - Servo-control device for aircraft flight control (1983-11-08),
10. 4372702 - Piston and rod assembly for sliding in a cylinder (1983-02-08),
11. 4335745 - Hydraulic distributor, especially for servo-control systems of aircraft (1982-06-22),

Title: The Innovations of Gerard L Devaud

Introduction

Gerard L Devaud is a notable inventor based in Paris, France, renowned for his contributions to hydraulic systems in the aerospace and automotive industries. With a commendable portfolio of 11 patents, Devaud has made significant strides in the development of innovative technologies that enhance functionality and efficiency in various applications.

Latest Patents

Among his latest patents, the "Hydraulic Directional Valve for Servocontrols of Aircraft" stands out for its intricate design and functionality. This directional valve features a closing element rotatively mounted in a fixed sleeve, with a unique mechanism that allows for locking the annular element against rotation during normal operations while enabling interaction during a seizing event. This design aims to enhance safety and reliability in aircraft controls.

Another recent innovation is the "Electrohydraulic Actuator for Controlling a Vehicle Gearbox." This actuator utilizes a pair of hydraulic rams to facilitate quick and efficient gear selection. Its design incorporates solenoid valves for optimal control, allowing the rocker to adopt predetermined positions that correspond to selected gears. With a focus on simplicity and cost-effectiveness, this actuator represents a significant advancement in vehicle technology.

Career Highlights

Gerard L Devaud has built his career by working for respected companies such as Société d'Applications des Machines Motrices. His innovative designs and engineering expertise have positioned him as a key player in the field, influencing advancements in hydraulic systems.

Collaborations

Devaud's work has been enriched by his collaborations with esteemed colleagues, including Serge Grand and Marcel Bouveret. Their collective expertise has fostered creativity and driven innovation, leading to the successful development of numerous cutting-edge technologies.

Conclusion

Gerard L Devaud's contributions to innovation in hydraulic systems exemplify the spirit of invention. His latest patents not only reflect his ingenuity but also underscore the importance of collaboration in driving technological advancements. As he continues to explore new frontiers in engineering, Devaud remains an influential figure in the realm of inventions and patents.

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