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For the Inventor, By the Inventor

Darien, CT, United States of America

Humfrey N Udall

USPTO Granted Patents = 12

Average Co-Inventor Count = 1.8

ph-index = 5

Forward Citations = 73(Granted Patents)


Company Filing History:

goldMedal12 out of 42 
 
Thermatool Corporation
 patents

Years Active: 1978-1990

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12 patents (USPTO):Explore Patents
1. 4916278 - Severing metal strip with high frequency electrical current (1990-04-10),
2. 4845326 - Apparatus and method for electrically butt welding of skelp edge faces (1989-07-04),
3. 4339654 - Methods for the manufacture of heat exchanger panels (1982-07-13),
4. 4287947 - Solar panel elements and method of manufacture thereof (1981-09-08),
5. 4278868 - Methods and apparatus for heating metal parts with magnetically driven (1981-07-14),
6. 4277871 - Heat exchanger panels and method of manufacture (1981-07-14),
7. 4241284 - Electrical contact apparatus for high frequency welding (1980-12-23),
8. 4234776 - Method of producing areas of alloy metal on a metal part using electric (1980-11-18),
9. 4233484 - High frequency current welding of metal strip to a metal part (1980-11-11),
10. 4219722 - Methods and apparatus for heating metal parts with magnetically driven (1980-08-26),
11. 4215259 - Surface hardening of metals using electric currents (1980-07-29),
12. 4081648 - High frequency in-line, electrical welding apparatus for small diameter (1978-03-28),

Title: Humfrey N. Udall: Innovator in Metal Working Technologies

Introduction

Humfrey N. Udall is an accomplished inventor based in Darien, Connecticut, renowned for his contributions to the field of metal working technologies. With an impressive portfolio of 12 patents, Udall has made significant advancements in the methods of severing and welding metals.

Latest Patents

Among his latest innovations is a patented method for severing a metal strip using high-frequency electrical current. This technique involves engaging electrical contacts at the end of the severing line, where high-frequency current is applied to reduce the tensile strength of the metal along that line significantly. This process allows for the metal to be pulled apart easily after heating. The patent also outlines various methods for shaping edge faces before separation.

Furthermore, Udall has developed a patented apparatus and method for electrically butt welding skelp edge faces. In this innovation, metal skelp is heated to a critical temperature below its welding threshold and then formed into a tube. The edge faces are brought into contact and heated to welding temperature using an induction coil, ensuring efficient and effective joining of the metal.

Career Highlights

Humfrey N. Udall currently works at Thermatool Corporation, a company known for its cutting-edge advancements in manufacturing technologies. His work has focused on improving processes in metal fabrication, utilizing electrical innovations to enhance efficiency and effectiveness in welding and cutting metals.

Collaborations

Throughout his career, Udall has collaborated with notable colleagues, including Wallace C. Rudd and Robert R. Harriau. Their teamwork has contributed to the development of several innovative technologies in the metal working industry.

Conclusion

Humfrey N. Udall's dedication to innovation in metal working technologies positions him as a key figure in the field. His patents provide significant contributions that enhance manufacturing processes, demonstrating his commitment to advancing industry standards and efficiencies. Through his work at Thermatool Corporation and collaborations with esteemed professionals, Udall continues to push the boundaries of what is possible in metal processing and fabrication.

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