US 11,691,252 B2
Ratchet driven screwdriver with bits storage
Yi-Wen Chen, Changhua County (TW)
Filed by Yi-Wen Chen, Changhua County (TW)
Filed on Jan. 8, 2021, as Appl. No. 17/145,185.
Prior Publication US 2022/0219294 A1, Jul. 14, 2022
Int. Cl. B25B 15/04 (2006.01); B25B 23/00 (2006.01); B25G 1/08 (2006.01)
CPC B25B 15/04 (2013.01) [B25B 23/0035 (2013.01); B25G 1/085 (2013.01)] 6 Claims
OG exemplary drawing
 
1. A ratchet driven screwdriver with bits storage, comprising:
a screwdriver body, having a first screwdriver bit, a center rod, a steering wheel housing, a hollow handle and a back cover;
a ratchet driving device, disposed in the steering wheel housing, the ratchet driving device having a ratchet, a lever, a ratchet housing, a ratchet spring, two L-shaped ratchets, a steel ball and a compression spring; and
a bits storage having a spring seat, two torsion springs, a storage tube, an axis column, a bits box and a second screwdriver bit, wherein the back cover is fixed to the storage tube;
wherein when the ratchet driven screwdriver is in a closed state, ends of the two torsion springs extend to a first end of the axis column, and when the back cover is pulled in an axial direction, the storage tube is drawn out of the hollow handle to an open state of the ratchet driven screwdriver in which the two torsion springs extend to a second end of the axis column to lock the storage tube in place with the bits box exposed, wherein the back cover is rotatable in the open state; and
wherein when the ratchet driven screwdriver is in the closed state, the bits box is disposed inside the hollow handle, the two torsion springs of the spring seat are twisted, the ends of the two torsion springs are respectively restricted to a recess of the storage tube, and a pressure is applied to the first end of the axis column such that the storage tube is held in place, wherein the back cover is rotatable in the closed state.