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US 5,347,715 AGranted
Blade shave counter
OwnerDonald H. Friedlandinventor
Life of this patent
Estimating the term…
Abstract
A blade shave counter is disclosed which counts the number of shaves for which an interchangeable shaving blade has been used, and displays the count on an LCD display mounted preferably on the shaving handle of a shaving instrument. Optionally, an audible alarm sounds or an LED is activated when the count reaches a predetermined or user selectable value.
Claims18
A shaving instrument comprising:
- a shaving blade;
- a shaving handle connected to said shaving blade;
- an electronic counting means mounted within said shaving instrument for counting the number of times said blade has been utilized for shaving;
- and
- means mounted within said shaving instrument for automatically detecting an activity performed after shaving is initiated by a user, and for automatically incrementing said counting means when said means for detecting indicates that said shaving instrument has been used to shave.
2 more elements
A shaving handle for use with disposable shaving blades including:
- a counter;
- means for detecting the occurrence of an activity performed after shaving by a user has begun, and
- means responsive to said detecting means for incrementing said counter each time said means for detecting detects the occurrence of an activity performed after shaving by a user has begun.
A disposable shaving instrument including:
- means for detecting the occurrence of an activity performed after shaving begins when the instrument is utilized by a user to shave,
- a counter, and
- means responsive to said detecting means for incrementing the counter each time said detecting means detects said occurrence.
Dependencies are inferred from the claim text.