The Delphion Integrated View

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Title: US2626325 - Text Title unavailable - see image for title

Inventor: Hammond et al.

Issue Date: 1953-01

Current U.S. Class: 200/005.E: ELECTRICITY: CIRCUIT MAKERS AND BREAKERS; MULTIPLE CIRCUIT CONTROL; Multiple switch; Multiple push-button only one operable at a time
084/341: MUSIC; INSTRUMENTS; Wind; Pipe organs; Actions; Couplers; Electric
084/678: MUSIC; INSTRUMENTS; Electrical musical tone generation; Electric analog oscillators; Selecting circuits
084/DIG.025:
200/050.32: ELECTRICITY: CIRCUIT MAKERS AND BREAKERS; INTERLOCKING; Between plural switches
200/321: ELECTRICITY: CIRCUIT MAKERS AND BREAKERS; ELECTRIC SWITCH DETAILS; Latches; Manually operated latching means
200/325: ELECTRICITY: CIRCUIT MAKERS AND BREAKERS; ELECTRIC SWITCH DETAILS; Latches; Self-operating latching means; Cam (plate, lever, etc.); Spring biased
984/345: MUSICAL INSTRUMENTS; CROSS-REFERENCE ART COLLECTIONS; ELECTRONIC MUSICAL INSTRUMENTS {structural combinations of microphones, pick-ups, or amplifiers with musical instruments subclasses 1+, 50+, and 100+; Instruments in which each note is generated by a different individually-actuated mechanical resonating structure and is amplified electrically subclasses 50+; Instruments in which each note is produced by a different electrically-vibrated sounding element subclasses 100+; Electronic circuits in general H03. {G10H}; Details of electrophonic musical instruments {keyboards applicable also to other musical instruments subclasses 1+ and 50+} {G10H 1/00}; Constructional details {G10H 1/32}; Switch arrangements, e.g., keyboards or mechanical swicthes peculiar to electrophonic musical instruments, etc. {keyboards applicable also to other musical instruments Subclasses 1+ and 50+} subclasses 316+ takes precedence} {G10H 1/34}
984/DIG.001:


Forward References: 2 patents reference this one
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PDF
Patent  Pub.Date  Inventor Assignee Title
Buy PDF- 8pp US4128036 1978-12-05 Sauvey; Donald R. Hammond Corporation Electro-mechanical keyboard memory for an electronic musical instrument
Buy PDF- 9pp US3693491 1972-09-26 Creager; Wade E.   MUSICAL INSTRUMENT WITH CAM CONTROLLING REED VIBRATION


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