专利检索_ .储气器专利检索_ .储气器专利检索查询

序号	专利名	申请号	申请日	公开（公告）号	公开（公告）日	发明人
21	hethebington	US528478D		US528478A	1894-10-30

22	Pneumatic organ-action	US498362D		US498362A	1893-05-30

23	Fresh-wind box for pipe-organs	US475832D		US475832A	1892-05-31

24	Wind-chest for pipe-organs	US475831D		US475831A	1892-05-31

25	loring	US465279D		US465279A	1891-12-15

26	William doherty	US414504D		US414504A	1889-11-05

27	I peters	US367034D		US367034A	1887-07-26

28	Pedal-cover for organs	US362266D		US362266A	1887-05-03

29	Thomas h	US273369D		US273369A	1883-03-06

30	Pneumatic chest for pipe-organs	US254562D		US254562A	1882-03-07

31	Improvement in pneumatic actions for organs	US153143D		US153143A	1874-07-14

32	Improvement in pneumatic actions for organs	US143602D		US143602A	1873-10-14

33	Wind generator for musical instruments in particular pipe organs and a sound damper therefor	US3616721D	1969-02-12	US3616721A	1971-11-02	LAUKHUFF OTTO
A WIND GENERATOR FOR MUSICAL INSTRUMENT PARTICULARLY PIPE ORGANS COMPRISES A SOUND DAMPER ARRANGED IN FRONT OF THE AIR INTAKE OF THE WIND GENERATOR. THE DAMPER COMPRISES A HOUSING THE INTERIOR OF WHICH COMMUNICATES WITH THE WIND GENERATOR INTAKE, AND THE DAMPER ITSELF COMPRISES AN AIR INTAKE WHICH IS PROVIDED WITH A FLAP OR SIMILAR OBTURATING ELEMENT, WHICH CAN BE MOVED FROM A CLOSED CONDITION UNDER THE EFFECT OF AIR FLOW PRODUCED IN THE DAMPER HOUSING, INTO A CONDITION IN WHICH THE DAMPER AIR INTAKE IS UNCOVERED TO A GREATER OR LESSER EXTENT. THE HOUSING WALL OF THE DAMPER HAS, AT LEAST LOCALLY, A DOUBLE WALL CONSTRUCTION AND DEFINES ONE OR MORE SECONDARY FLOW DUCTS WHICH COMMUNICATE FREELY WITH THE ATMOSPHERE. THE OBTURATING ELEMENT HAS A PRELOAD ACTING IN THE DIRECTION OF CLOSURE WHICH PREVENTS IT FROM OPENING UNTIL A PREDETERMINED VACUUM LEVEL IS PRODUCED IN THE INTERIOR OF THE DAMPER HOUSING.
34	Organ wind-chest	US3472115D	1966-06-21	US3472115A	1969-10-14	COGSWELL DAVID W

35	Reservoir for organs	US54294731	1931-06-08	US1846861A	1932-02-23	ELDRED GRANT CASPER

36	Best available cop	US1645608D		US1645608A	1927-10-18

37	Pneumatic action for reed organs	US52817922	1922-01-10	US1535493A	1925-04-28	PERCY PRESTON

38	Wind chest and valve action for organs	US43606421	1921-01-10	US1419703A	1922-06-13	JAMES TOPP

39	Pneumatic action.	US1909531282	1909-12-03	US1100568A	1914-06-16	HOLTKAMP HENRY H

40	Organ-coupler.	US1912705935	1912-06-26	US1082655A	1913-12-30	SCHWERTNER JOSEPH

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