Amusement devices – Swing
Patent
1994-12-23
1997-04-29
Nguyen, Kien T.
Amusement devices
Swing
472135, 267 70, A63G 914
Patent
active
056243219
ABSTRACT:
A spring-actuated swing device. The spring-actuated swing device includes a seat having a receiving surface, at least one line, each of the lines having a bottom connecting point removeably attachable to the receiving surface and having a top connecting point removeably attachable to a support beam, and at least one spring mechanism. Each of the spring mechanisms is removably attachable to at least one intermediate connecting point of each of the lines intermediate the receiving surface and the support beam, and each of the spring mechanisms displaces a portion of each of the lines. The spring mechanism includes either a compression, stirrup or extension spring, and may also include an emergency strap. A method for producing swinging and/or bounce in playground, athletic or recreational equipment using the spring mechanism is also provided.
REFERENCES:
patent: D348502 (1994-07-01), Webb, Jr.
patent: 1194417 (1916-08-01), Pelham
patent: 1340904 (1920-05-01), Medart
patent: 1388241 (1921-08-01), Dierking
patent: 1756413 (1930-04-01), Wilke et al.
patent: 2532444 (1950-12-01), Germana
patent: 2709079 (1955-05-01), Bubb et al.
patent: 2745621 (1956-05-01), Boisselier
patent: 3186711 (1965-06-01), Morrow
patent: 3256016 (1966-06-01), Berlin
patent: 3411774 (1968-11-01), Thornton
patent: 4138104 (1979-02-01), D'Amicis
patent: 4296923 (1981-10-01), Ahrens
patent: 4431183 (1984-02-01), Reimann
patent: 4515100 (1985-05-01), Grierson
patent: 4592697 (1986-06-01), Tuda et al.
patent: 4681303 (1987-07-01), Grassano
patent: 5342245 (1994-08-01), Webb, Jr.
"Air Pogo", Item #737, Back to Basics Toys Holiday '94/Spring '95 catalog, p. 30.
"Air Pogo".TM. Advertisement, Hypergee, inc., Hattiesburg, MS 39403, date unknown.
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