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US 12,544,941 B2Granted
Device for adjusting space of scissors
OwnerSeok Kyu Ryuinventor
Life of this patent
Estimating the term…
Abstract
The present invention relates to scissors, more specifically to a distance adjusting device for scissors that is configured to have a fixing part passing through an open portion of a first scissor blade and a second scissor blade to couple the first scissor blade and the second scissor blade to each other, a pair of ball bearings adapted to allow the fixing part to be inserted thereinto, a thrust bearing disposed between the pair of ball bearings, and pressurizing bars inserted into one side of the first scissor blade to pressurize the thrust bearing.
Claims8
A scissor, comprising:
- a first scissor blade (500);
- a second scissor blade (600) for hair cutting;
- a fixing part (300) passing through an open portion (0) of the first scissor blade (500) and the second scissor blade (600) to couple the first scissor blade (500) and the second scissor blade (600) to each other;
- a pair of ball bearings (100) coming into close contact with the inner peripheral surface of the open portion (0) in such a way as to insert the fixing part (300) thereinto;
- and
- a distance adjusting means disposed between the pair of ball bearings (100) to adjust a distance between the first scissor blade (500) and the second scissor blade (600),
- wherein the distance adjusting means comprises a thrust bearing (200) disposed between the pair of ball bearings (100) and pressurizing bars (400) inserted into one side of the first scissor blade (500) to pressurize the thrust bearing (200) so that the distance between the first scissor blade (500) and the second scissor blade (600) is adjusted by means of the forward and backward movements of the pressurizing bars (400).
4 more elements
Dependencies are inferred from the claim text.