US 12,252,821 B1
Hand crocheting device and hand crocheting assembly
Shuijing Zhu, Changsha (CN); Fenfang Yao, Shenzhen (CN); and Haixia Feng, Shenzhen (CN)
Assigned to Shenzhen Kaidu Linghang Technology Co., Ltd., Shenzhen (CN)
Filed by Shenzhen Kaidu Linghang Technology Co., Ltd., Shenzhen (CN)
Filed on Sep. 19, 2024, as Appl. No. 18/889,449.
Claims priority of application No. 202421504895.8 (CN), filed on Jun. 28, 2024.
Int. Cl. D04B 33/00 (2006.01)
CPC D04B 33/00 (2013.01) 16 Claims
OG exemplary drawing
 
1. A hand crocheting device comprising:
a main body comprising a first end and a second end; and
an adjusting mechanism located at the second end, the adjusting mechanism comprising a first clamping baffle fixed to the second end and a second clamping baffle facing the first clamping baffle,
wherein the first clamping baffle and the second clamping baffle cooperatively define a clamping slot configured for receiving a yarn, and the second clamping baffle is movable relative to the first clamping baffle to adjust a size of the clamping slot, thereby adjusting a tension on the yarn;
wherein the main body further comprises a sleeve protruding from the second end, the second clamping baffle is configured to slide on the sleeve toward or away from the first clamping baffle, the sleeve defines a first screw thread on an inner surface of the sleeve: the adjusting mechanism further comprises a knob and a screw rod connected to the knob, the knob is arranged at a side of the second clamping baffle away from the first clamping baffle, the knob is configured to rotate relative to the second clamping baffle, the screw rod defines a second screw thread on a periphery of the screw rod, the first screw thread and the second screw thread are engaged with each other, such that the second clamping baffle slides toward or away from the first clamping baffle when the knob rotates relative to the second clamping baffle.