专利检索_ .驱动机构如绳索齿轮皮带原动机传动装置专利检索_ .驱动机构如绳索齿轮皮带原动机传动装置专利检索查询

子分类：

序号	专利名	申请号	申请日	公开（公告）号	公开（公告）日	发明人
81	Hand and foot operated swing	US3684282D	1970-03-13	US3684282A	1972-08-15	HARMS ERIC F
Ahand and foot operated swing including frame means connected to form a parallelogram and supporting a seat thereon, a front support member comprising part of the frame means and having hand grips and foot pedals of different heights thereon for enabling a rider to impart force to the hand grips and foot pedals to cause swinging movement to said swing.
82	Child{40 s swing	US3620531D	1969-10-20	US3620531A	1971-11-16	LARKIN ROBERT F
My invention comprises a frame with a downwardly extending center support. A swing is provided with an upwardly extending section joined by a cable to the support. Handle means manually operable by a user of the swing and pivotally secured to the section engage the support in such manner that the user can swing in any direction.
83	Playground swing actuator	US3567220D	1967-11-30	US3567220A	1971-03-02	COX JAMES W
A PLAYGROUND SWING HAVING A FIRST DEPENDING ARM ON WHICH IS MOUNTED A RIDER SUPPORTING SEAT AND A SECOND DEPENDING ARM POSITIONED TO BE ACCESSIBLE TO A RIDER OCCUPYING THE SEAT. A MECHANICAL LINKAGE BETWEEN THE TWO ARMS, WHICH MECHANICAL LINKAGE AFFORDS A MOTION AMPLIFICATION OR REDUCTION BETWEEN THE TWO ARMS SO THAT THE RIDER CAN CONTROL HIS SWINGING MOVEMENT BY APPLICATION OF FORCE ON THE SECOND DEPENDING ARM.
84	Torsion bar swing construction	US3459423D	1963-06-14	US3459423A	1969-08-05	MEADE JAMES R

85	Power actuated play swing	US13013861	1961-08-08	US3146985A	1964-09-01	GRUDOSKI DANIEL P

86	Spring motor for swings	US7244260	1960-11-29	US3073416A	1963-01-15	DI PASQUA JOSEPH

87	Motor operated swing	US54943355	1955-11-28	US2807309A	1957-09-24	DAVID SAINT; REX THOMAS CHARLES

88	Swing	US73988147	1947-04-07	US2612935A	1952-10-07	BIELBY WILLARD M

89	Occupant propelled swing	US19739750	1950-11-24	US2601887A	1952-07-01	PETERSEN CHARLES E; PETERSEN ALFRED C

90	Swing	US15166950	1950-03-24	US2569060A	1951-09-25	HUGHES HUBER C

91	Power-driven swing	US71130546	1946-11-21	US2564547A	1951-08-14	BENTON SCHROUGHAM

92	Roundabout swing	US66080746	1946-04-09	US2562324A	1951-07-31	MCBRIDE CHARLES L

93	Swing	US28645039	1939-07-25	US2274310A	1942-02-24	WALTER ERNEST W

94	Glider swing	US3147535	1935-07-15	US2129140A	1938-09-06	LAUREL KNIGHT

95	Power driven swing	US54614231	1931-06-22	US2024855A	1935-12-17	GOETTER ALLAN T

96	Swing	US48503330	1930-09-29	US1825457A	1931-09-29	HOFFMAN HERBERT F

97	Swing	US9794426	1926-03-27	US1603052A	1926-10-12	KOLELL CARL W

98	Swing	US59032722	1922-09-25	US1509986A	1924-09-30	SPRICH EMIL M

99	Swing	US51481421	1921-11-12	US1490619A	1924-04-15	GEORGE MANIKOWSKE; CARLSON WARDEN J

100	Swing	US29982319	1919-05-26	US1335938A	1920-04-06	CLIPFELL CARROLL D; GEORGE MANIKOWSKE

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