Assertion: seesaw's member | /r/HasProperty | provided with locking means
Facets:
Source sentences:
text: One form as shown in the drawing may comprise a member 23 which slips over the end of horizontal member I6 and member 23 is provided with locking means 24 so as dash lines at 25 may be fastenedonto member 23 by any suitable means so as to counterbalance the Weight of the rider or, the member 23 may be provided with a clevis 26 having a pivot pin 21 on which is mounted a piston rod 28 of a hydraulic counterbalancing