Patent ID: 7134935

Claim:
An automatic razor blade sharpening device, comprising: a. a central unit enclosing a razor blade sharpening mechanism; b. said razor blade sharpening mechanism comprising a motor driven compliant moving belt, said moving belt being composed of a rubber or polymeric material and impregnated with hard particles having a size ranging from 5 to 25 microns and suited for gently contacting and honing or sharpening a razor blade, said razor blade having a cutting edge and housed in a cartridge having multiple razor blades; c. said razor blade sharpening mechanism comprising a bottle or container attached to said central unit and containing a sanitizing and lubricating liquid, which is pumped by an electrically powered pump and delivered to the contacting region between said razor blade cutting edges and said moving belt; d. said cartridge being a disposable razor blade cartridge and having an attachable holder; e. said central unit being provided with an aperture adapted for receiving said cartridge; and f. a spring mechanism adaptable for applying an applied spring tension for gently holding said cartridge within said aperture so that said cutting edges of said razor blades contact said moving belt; whereby said cutting edges of said razor blades located in said cartridge are polished and sanitized automatically without overheating due to lubrication by gentle contact between said moving belt and said cutting edges of said razor blades housed in said cartridge, and said cartridge is held in place by said applied spring tension.