This inventor holds 2 USPTO granted patents. Top assignees: K.a. Schmersal Gmbh & Co., Smithkline Beecham Corporation. Active years: 1997-1999.
Company Filing History:
Years Active: 1997-1999
Title: David Drake: Innovator in Electrical Safety and Cell Sorting Technologies
Introduction
David Drake is a notable inventor based in Letchworth, GB. He has made significant contributions to the fields of electrical safety and cell sorting, holding a total of 2 patents. His innovative designs reflect a commitment to enhancing safety and efficiency in technology.
Latest Patents
Among his latest patents is a "Process and apparatus for cell sorting," which showcases his expertise in developing advanced technologies. Another significant invention is the "Key operable safety switch." This electrical safety switch features a housing and a switch operator that is operated by an actuator. The design includes a slot in the housing that receives the actuator, along with a plurality of pin stacks that are spring biased to extend into the slot. At least one of the pins engages the actuator to lock it in a fixed position relative to the housing. The actuator can be released from the locked position and displaced a predetermined stroke to actuate the switch operator, thereby changing the state of the switch contacts, by using a key. The key has a coded pattern of pin receiving holes that correspond to the locking pins, allowing for alignment and release of the actuator. The pins are also correspondingly codeable, enhancing the security and functionality of the switch.
Career Highlights
David has worked with prominent companies such as SmithKline Beecham Corporation and K.A. Schmersal GmbH & Co. His experience in these organizations has contributed to his development as an inventor and innovator in his field.
Collaborations
Throughout his career, David has collaborated with talented individuals, including Moira Sloan Divers and John Spencer Stovold. These partnerships have likely enriched his work and led to further advancements in his inventions.
Conclusion
David Drake's contributions to electrical safety and cell sorting technologies demonstrate his innovative spirit and dedication to improving safety standards. His patents reflect a blend of creativity and technical expertise that continues to influence the industry.