| 摘要 |
<p>A UNIVERSAL JOINT WHICH CAN REDUCE DIFFICULTIES IN MACHINING WITHOUT INCREASE IN SIZE AND WEIGHT, AND IN THE UNIVERSAL JOINT ROTARY SPHERES (2) ARE ENGAGED ON BOTH ENDS OF A UNIT PIPE (1), A SPHERICAL SURFACE SUPPORT BODY (7) MADE FROM A SOFT MATERIAL OR THE LIKE IS ENGAGEABLY SET ON AN EXTERNAL SURFACE OF THE ROTARY SPHERE (2), THE ROTARY SPHERE IS ENGAGEABLY INSERTED INTO A SPHERICAL CONCAVE SECTION (11) OF A CASING (10), AND AN EXTERNAL SURFACE OF THE ROTARY SPHERE AND AN INTERNAL SURFACE OF THE SPHERICAL CONCAVE GROOVE (4) OF THE CASING SLIDABLY CONTACT TO EACH OTHER.(FIG 1)</p> |
