发明授权
US3869148A Hauling hitch 失效
牵引搭便车

Hauling hitch
摘要:
A hauling hitch comprising a tongue member having a horizontally disposed clevis at the forward end thereof for connection to the hitch of the towing vehicle. A safety chain is secured at one of its ends to the top forward end of the tongue member on the center line thereof and extends forwardly therefrom to extend around a suitable anchor on the towing vehicle. A chain latch mechanism is secured on center line of the tongue member and comprises a stationary jaw member having a movable jaw member pivotally secured thereto. The free end of the safety chain is selectively received between the jaw members of the latch mechanism. A loop type lock pin or keeper is secured to the free end of the safety chain and is selectively secured to the free end of the safety chain and is selectively secured to the jaw members to prevent the opening thereof to maintain the chain therein.
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