Keyboard having improved keytop
First Claim
1. A keytop extension fastenable on a key of a keyboard having a plurality of keys arranged in plural rows in a first direction and plural columns in a second direction generally transverse to the first direction and including at least one special function key in a corresponding row, the special function key having an exterior configuration with an upper surface and having a stroke length, the keytop extension comprising:
- a keytop extension body having upper and lower major surfaces and a recess, the recess extending upwardly from the lower major surface and into the keytop extension body and having an interior configuration mating at least an upper portion of the exterior configuration of the special key, the recess receiving the upper portion of the special key therewithin and thereby being detachably secured thereto; and
the keytop extension body having a thickness such that, when detachably secured to the special key, the upper major surface of the keytop extension body is displaced above the upper surface of the special key by a distance which is at least as great as the stroke length of the special key.
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Accused Products
Abstract
A keyboard includes a keyboard body, a plurality of keys arranged in rows and columns, and switching elements for turning switching elements ON and OFF in response to operations on the plurality of keys. A special key among the plurality of keys has a keytop which is at least a stroke length of the special key higher than keytops of keys arranged in a row in which the special key is located.
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Citations
8 Claims
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1. A keytop extension fastenable on a key of a keyboard having a plurality of keys arranged in plural rows in a first direction and plural columns in a second direction generally transverse to the first direction and including at least one special function key in a corresponding row, the special function key having an exterior configuration with an upper surface and having a stroke length, the keytop extension comprising:
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a keytop extension body having upper and lower major surfaces and a recess, the recess extending upwardly from the lower major surface and into the keytop extension body and having an interior configuration mating at least an upper portion of the exterior configuration of the special key, the recess receiving the upper portion of the special key therewithin and thereby being detachably secured thereto; and the keytop extension body having a thickness such that, when detachably secured to the special key, the upper major surface of the keytop extension body is displaced above the upper surface of the special key by a distance which is at least as great as the stroke length of the special key. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8)
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Specification