Patent · US Expired

Key for keyboard instrument having a perspiration-absorbing surface

US5559297A · kind A · utility

26Cited by
5References
12Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 22, 1994
Grant dateSep 24, 1996
Priority date
Expiry dateJul 22, 2014

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG10C3/125
  • WIPO fieldOther consumer goods
  • WIPO sectorOther fields

Abstract

A key for keyboard instruments includes a molded key body and a perspiration-absorbing sheet. The molded key body is pivotally secured to a supporting member of the instrument and formed of a synthetic resin. The perspiration-absorbing sheet is provided over the surface of the key body so that the perspiration-absorbing sheet serves as a top, playing surface of the key.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.