Title:
【発明の名称】かみそり装置頭部
Document Type and Number:
Japanese Patent JP3326620
Kind Code:
B2
Abstract:
To reduce the frictional resistance of a wet razor head, especially a razor blade unit thereof, as well as to provide a sharper blade without the risk of injury, there is provided a combination of a protective wire that covers a blade made of a steel strip having a width of less than 5 mm, a thickness between 0.05 and 0.25 mm, and a chromium/molybdenum steel composition having a hardness of greater than 620 HV and a retained austenite content of less than 32%, with the blade being a single piece that has no perforations or holes and that is mounted in a vibration-free manner in a plastic body. The protective wire comprises loops that are spaced greater than 2 mm but less than 5 mm apart and that have a minimum thickness of greater than 0.1 mm to form a protective guard over the razor blade with the effect of a protective foil.
More Like This:
| WO/2023/137735 | SHAVING SYSTEM |
| WO/1998/010903 | DEVICES FOR INDICATING USAGE OF AN ARTICLE |
Inventors:
Wolffgang Althaus
Application Number:
JP14471692A
Publication Date:
September 24, 2002
Filing Date:
April 21, 1992
Export Citation:
Assignee:
WILKINSON SWORD GESELLSCHAFT MIT BESCHRAENKTER HAFTUNG
International Classes:
B26B21/40; B26B21/60; C22C38/00; C22C38/22; B26B21/06; (IPC1-7): B26B21/06; B26B21/40; B26B21/60; C22C38/00; C22C38/22
Domestic Patent References:
| JP62116755A | ||||
| JP63206431A | ||||
| JP54121218A | ||||
| JP56136588A | ||||
| JP1209094A | ||||
| JP56155766U |
Other References:
【文献】国際公開89/9121(WO,A1)
Attorney, Agent or Firm:
Osamu Nakahira