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The valve trombone emerged concurrently with the invention of valves in the early 19th century. Most early instruments retained the shape and form of the slide trombone, employing three valves with the tubing arranged in place of the slide; others used the new valve mechanism as an opportunity to explore different configurations while retaining the overall cylindrical bore and bell profile.
Hamilton Stands Inc. is a musical instrument accessories manufacturing company founded in 1883 and based in Middletown, Ohio. The company is currently owned by St. Louis Music. [1] Hamilton is most famous for their wide variety of music stands (from light, fold-up types to rugged, near-permanent ones), used by musicians and music students ...
St. Louis Music (SLM) is a manufacturer and distributor of musical instruments, accessories, and equipment.SLM distributes products from over 260 music products industry brands, is the corporate owner of several string- and brass-instruments brands, and is the producer and exclusive worldwide distributor of Alvarez and Alvarez-Yairi guitars.
Leslie was purchased in 1989 by Watts Industries, Inc. of Andover, Massachusetts, which made water valves and was trying to increase its share of the valve industry. Leslie's 1988 sales were $33 million, Watts had sales of $181 million. [13] Leslie bought K&M Valve Company in 1995. [14]
Getzen had trained in instrument repair with the C.G. Conn company and worked as a plant superintendent for the Frank Holton Company. Initially opened as a repair shop, the company expanded after World War II to instrument manufacture. In 1946, Getzen produced its first trombones. In 1947, Getzen started producing trumpets and cornets as well ...
Thayer axial flow valve on a tenor trombone. The axial flow valve, or Thayer valve, is a brass instrument valve design patented in 1978 by Orla Ed Thayer. [1] Designed with assistance from Zigmant Kanstul, it was originally intended to replace the traditional rotary valve on the French horn, but instead revolutionized the design of trombone valve attachments. [2]
Jérôme Thibouville-Lamy & Cie, abbreviated as "J.T.L.", was a French musical instrument making company, formed in the mid 19th century from the merger of pre-existing makers. [1] It was based in Mirecourt, France, and was active producing large numbers of woodwind, brass and stringed instruments until the mid 20th century.
Hagmann valve, in default (A) and engaged (B) positions, top (above) and side view (below). 1. air flow, from mouthpiece; 2. air flow, to bell; 3. air flow to and from valve tubing; 4. valve casing; 5. valve cap; 6. straight-path valve port; 7. valve ports, to tubing emerging at the top of the valve casing; 8. spindle axis of rotation.