Gland piano electromotive heaven roof breech operating mechanism

摘要

(57) Abstract Objective On back of the gland piano lifting cylinder- Providing, to open and close the heaven roof by electromotion, with just the switch performingIt is something which is configurated to appropriate position in playing. Constitution Gland piano itself (3) on back battery(13) and, lifting cylinder (5) providing,As for the Tip the concatenated material (12) with, the gland piano manualThe arm where the body (3) is provided in the surface it is concatenated by (2),The heaven roof as for (1) the wiring code (9) with tiltingThe switch with manipulation of the switch which was wired in (4), desireIt can configurate to position. Advantages Simply and freely it can open and close with just the switchSo, with also the woman and just the children are relief.