CN Patent

CN202071085U — 一种可伸缩的刀具

Assigned to Individual · Expires 2011-12-14 · 14y expired

What this patent protects

本实用新型为一种可伸缩的刀具，其包括刀身、固定于刀身内的刀座、推动件、刀片及复位弹簧，刀座设有滑槽，刀片安装于推动件的前端，推动件容置于滑槽内且在滑槽内作前后移动；复位弹簧位于推动件及刀座之间，复位弹簧的两端分别连接于推动件及刀座，带动推动件回缩至刀座的滑槽内。通过在推动件及刀座之间设置复位弹簧，使得移至前端的推动件在使用者放手后可自动回退至刀座内，结构简单，而且不需要其他步骤。

USPTO Abstract

本实用新型为一种可伸缩的刀具，其包括刀身、固定于刀身内的刀座、推动件、刀片及复位弹簧，刀座设有滑槽，刀片安装于推动件的前端，推动件容置于滑槽内且在滑槽内作前后移动；复位弹簧位于推动件及刀座之间，复位弹簧的两端分别连接于推动件及刀座，带动推动件回缩至刀座的滑槽内。通过在推动件及刀座之间设置复位弹簧，使得移至前端的推动件在使用者放手后可自动回退至刀座内，结构简单，而且不需要其他步骤。

Drugs covered by this patent

Patent Metadata

Patent number
CN202071085U
Jurisdiction
CN
Classification
—
Expires
2011-12-14
Drug substance claim
No
Drug product claim
No
Assignee
Individual
Source
FDA Orange Book + USPTO grounding via Google Patents

Bibliographic data sourced from FDA Orange Book + USPTO public records. Plain-English summary generated by AI grounded in source text. Patent term extensions (PTR, SPC, pediatric) may shift the effective expiry. Not legal advice.

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