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US 4,382,454 AGranted
Boron cantilever pipe
AssigneeMatsushita Electric Industrial Co., Ltd.
InventorsMasaki Aoki, Shigeru Yoshida, Hiroshi Yamazoe, Masahiro Nagasawa
Life of this patent
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Abstract
This invention relates to a boron cantilever in pipe form, composed of an inner layer of crystal boron and an outer layer of amorphous boron and to a method for producing it. The cantilever is particularly useful for supporting a phonographic pickup stylus.
Claims4
A boron cantilever in pipe form and composed of an inner layer of crystal boron and an outer layer of amorphous boron.
A boron cantilever in pipe form and composed of an amorphous multi-layer, each layer being composed of amorphous boron.
Dependencies are inferred from the claim text.