US 12,589,640 B1Granted

Locking device for tonneau cover

OwnerJunling Baoinventor

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Abstract

A locking device for a tonneau cover is provided. The locking device includes a handle, a transverse shaft rotatably mounted on the handle, a screw rod threadedly connected to the transverse shaft, and a locking portion sleeved on the screw rod. The handle is provided with a notch for swing arrangement of the screw rod, a ratchet through which the transverse shaft extends and a release button movably connected to the handle are mounted in the notch, and a toothed portion on the ratchet is engaged with at least a portion of a toothed portion of the release button. The characteristics of the ratchet are used, the ratchet and the handle are combined through a bolt, and the combination is assembled onto a base screw rod. The rotation of the handle achieves locking, and pressing the release button achieves release of the handle. Therefore, the operation is simple and convenient.

Claims10

Dependent claims

A locking device for a tonneau cover, comprising:

a handle, a transverse shaft rotatably mounted on the handle, a screw rod threadedly connected to the transverse shaft, and a locking portion sleeved on the screw rod, wherein the handle is provided with a notch for swing arrangement of the screw rod, a ratchet through which the transverse shaft extends and a release button movably connected to the handle are mounted in the notch, and a first toothed portion on the ratchet is engaged with at least a portion of a second toothed portion of the release button;
the handle has a locking state and a release state, in a case where the handle is in the locking state, at least a portion of the release button is engaged with a bottom end of the first toothed portion of the ratchet, and the handle abuts the locking portion;
and in a case where the handle is in the release state, at least a portion of the release button is engaged with a top end of the first toothed portion of the ratchet, and the handle is slidably connected to the locking portion.

Dependencies are inferred from the claim text.