Sinclair Vehicles poor reception given to the C5 by the press and public meant that these models would never reach production. In August 1985, Hoover, the manufacturer of the C5, announced that production would be stopped due to a financial dispute with Sinclair Vehicles. The following month, Sinclair Vehicles were renamed as TPD Ltd. On 15 October 1985, it was announced that TPD were in receivership and the company entered voluntary liquidation on 4 November 1985. Sinclair Vehicles Sinclair Vehicles Ltd was a company formed in March 1983 by Sir Clive Sinclair as a focus for his work in the field of
Sinclair Research form of the "Z1 Micro AM Radio". In 2003, the Sinclair "ZA20 Wheelchair Drive Unit" was introduced, designed and manufactured in conjunction with Hong Kong's Daka Designs, a partnership which also led to the SeaDoo Sea Scooter underwater propulsion unit. July 2006 saw the release of the A-bike, a folding bicycle invented by Sinclair, which was on sale for £200. It had been originally announced two years previously. In November 2010, Sinclair Research announced the X-1 two-wheel electric vehicle, which failed to reach production. The Wrist Calculator was released by Sinclair Instrument in 1977. The MK14 (Microcomputer Kit 14) was