Machine element or mechanism – Control lever and linkage systems – Elements
Patent
1992-06-05
1993-05-25
Braun, Leslie A.
Machine element or mechanism
Control lever and linkage systems
Elements
74492, 403374, B62H 504
Patent
active
052130061
ABSTRACT:
An improved stem mechanism, comprises a vertical bar having an upper portion and a inclined lower portion, the inclined lower portion is capable of being inserted into a fork member and with an annular portion at its inclined lower end; a bar member, angularly connected to the upper portion of the vertical bar; a securing member with an inclined upper end and with an annular portion thereon, the securing members is capable of being engaged firmly within the fork member and having a threaded passage in its lower end; and a bolt member having a threaded portion, which can be inserted into the vertical bar and form a firm engagement with the securing member; characterized by further comprising a washer having its outer wall portion engaged with the inner wall of the inclined lower end of the vertical bar and having its lower surface in line with the annular portion of the of the vertical bar so as to enlarge the area of the annular portion and improve the rigidity of the vertical bar in the inclined lower end thereof.
REFERENCES:
patent: 3787126 (1974-01-01), Arlen
patent: 4095911 (1978-06-01), Lacroix
patent: 4167352 (1979-09-01), Pletscher
patent: 4916970 (1990-04-01), McMurtrey
patent: 5085063 (1992-02-01), Van Dyke et al.
patent: 5090924 (1992-02-01), Pfaller et al.
Braun Leslie A.
Hsin Lung Accessories Co. Ltd.
Wittels Daniel
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