John J Chadwick

US Patent:

20200262093, Aug 20, 2020

Filed:

May 6, 2020

Appl. No.:

16/867920

Inventors:

- Boston MA, US
John Chadwick - Pelham NH, US
Andrew Charles Nicholas - Winchester MA, US
Jeffrey Richard Holley - Scituate MA, US

International Classification:

B26B 21/60
C23C 14/24
B41J 2/01
B26B 21/44
B26B 21/40

Abstract:

A razor blade having an improved lubricious material deposited thereon and a method of making a razor blade for a razor cartridge having such a material disposed thereon are described herein. A novel printing process and printing material are provided where at least one printing material is deposited on one or more razor blades via a printing process which includes one or more print heads for printing the at least one printing material and forming at least one printed object on a tip or one or more sides of the razor blade. The printing material may comprise about of about 0.25% solid to about 50% solids by weight of composition of telomer and further desirably comprises glycerol and/or an antifoam material. Optimizing coverage of the printing material may be achieved by changing materials, print heads, the firing frequency of the print head or angling or rotating the print heads.

US Patent:

20180001497, Jan 4, 2018

Filed:

Jun 29, 2016

Appl. No.:

15/197475

Inventors:

- Boston MA, US
John Chadwick - Pelham NH, US
Andrew Charles Nicholas - Winchester MA, US
Jeffrey Richard Holley - Scituate MA, US

International Classification:

B26B 21/60
B41J 2/01
B26B 21/44
C23C 14/24
B26B 21/40

Abstract:

A razor blade having an improved lubricious material deposited thereon and a method of making a razor blade for a razor cartridge having such a material disposed thereon are described herein. A novel printing process and printing material are provided where at least one printing material is deposited on one or more razor blades via a printing process which includes one or more print heads for printing the at least one printing material and forming at least one printed object on a tip or one or more sides of the razor blade. The printing material may comprise about of about 0.25% solid to about 50% solids by weight of composition of telomer and further desirably comprises glycerol and/or an antifoam material. Optimizing coverage of the printing material may be achieved by changing materials, print heads, the firing frequency of the print head or angling or rotating the print heads.