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US 4,903,405 AGranted
Safety razors
OwnerBen-Zion Halevyinventor
Life of this patent
Estimating the term…
Abstract
The invention relates to safety razor units of the disposable type. The razor blade cartridge, which may house one or two blades, is connected via a swivel-type hinge to a handle. The blade cartridge and the handle engage by means of a snap-action closure means. The razor unit provides a good shaving comfort; it is simple and inexpensive in production.
Claims4
A disposable safety razor comprising:
- a handle part,
- a bonded blade unit,
- a channel profiled connecting member having two resilient side walls and being integral with said handle part at a lower end of said handle part, the free ends of said side walls being bent outwardly from the channel formed by said connecting member and forming an outwardly extending tooth along each end,
- edge faces of said side walls located adjacent each of said teeth being curved to form an arch,
- said bonded blade unit having an aperture for introduction of said connecting member to pivotably connect said handle part and said bonded blade unit, said aperture including an inwardly narrowing portion terminating at an interiorly extending portion within which said teeth are locked after passing through said inwardly narrowing portion to move pivotably by engagement of said arch with said bonded blade unit.
2 more elements
Dependencies are inferred from the claim text.