logo

For the Inventor, By the Inventor

Wheeling, IL, United States of America

Raymond T Halstead

This inventor holds 10 USPTO granted patents. Top assignee: Indak Manufacturing Corporation. Active years: 1977-1987.

USPTO Granted Patents = 10

% Patents Active = 100.0

Average Co-Inventor Count = 2.2

ph-index = 6

Forward Citations = 97(Granted Patents)


Company Filing History:

goldMedal10 out of 55 
 
Indak Manufacturing Corporation
 patents

Years Active: 1977-1987

Loading Chart...
10 patents (USPTO):Explore Patents
1. 4678249 - Electrical switch having flexible printed circuit connector cable (1987-07-07),
2. 4517422 - Electrical switch having interlocked blower and air conditioner switch (1985-05-14),
3. 4448390 - Vacuum control valve for automotive heating and airconditioning systems (1984-05-15),
4. 4447688 - Push button switches having improved carriage, contactor and contact (1984-05-08),
5. 4412109 - Push button switches having contact structures to avoid detent action (1983-10-25),
6. 4392029 - Push button switch having latching spring arm molded on plastic casing (1983-07-05),
7. 4305569 - Vacuum control valves (1981-12-15),
8. 4251698 - Electrical and fluid control switches (1981-02-17),
9. 4054761 - Electrical switch combined with fluid control device (1977-10-18),
10. 4022994 - Slide action electrical switches having contact detenting structure (1977-05-10),

Title: Innovations by Raymond T Halstead

Introduction

Raymond T Halstead is a notable inventor based in Wheeling, IL (US), recognized for his contributions to electrical switch technology. He holds a total of 10 patents, showcasing his innovative spirit and technical expertise in the field.

Latest Patents

Among his latest patents is the "Electrical switch having flexible printed circuit connector cable." This invention features compressible metal spring washers that are mounted around the shank portions of terminal rivets. These washers are designed to engage thin conductor laminae of a flexible printed circuit, ensuring a secure connection without damaging the laminae. The spring washers effectively address issues related to dimensional variations and temperature fluctuations, enhancing the reliability of the electrical switch.

Another significant patent is the "Electrical switch having interlocked blower and air conditioner switch." This invention combines a blower switch and an air conditioner switch, allowing for seamless operation. The design includes a latching assembly and an interlock mechanism that ensures the air conditioner control member is only engaged when the blower control member is in the appropriate position. This innovative approach enhances user safety and operational efficiency.

Career Highlights

Raymond T Halstead is currently associated with Indak Manufacturing Corporation, where he continues to develop and refine his inventions. His work has significantly impacted the electrical switch industry, providing solutions that improve functionality and safety.

Collaborations

Throughout his career, Halstead has collaborated with notable colleagues, including Charles E Black, III and Andrew F Raab. These partnerships have fostered a creative environment that encourages innovation and the development of cutting-edge technologies.

Conclusion

Raymond T Halstead's contributions to electrical switch technology exemplify his dedication to innovation and problem-solving. His patents reflect a commitment to enhancing the functionality and safety of electrical devices.

Profile summary based on public USPTO records.
Please report any incorrect information to [email protected]
Loading…