Invention Grant
- Patent Title: Anti-bottom-falling swivel glide
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Application No.: US17838237Application Date: 2022-06-12
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Publication No.: US11974670B2Publication Date: 2024-05-07
- Inventor: Lifeng Zhang
- Applicant: Ningbo Hyderon Hardware Co., Ltd.
- Applicant Address: CN Zhejiang
- Assignee: Ningbo Hyderon Hardware Co., Ltd.
- Current Assignee: Ningbo Hyderon Hardware Co., Ltd.
- Current Assignee Address: CN
- Main IPC: A47B91/06
- IPC: A47B91/06

Abstract:
An swivel glide includes a metal screw stem, a hemispherical plastic connecting seat and a hemispherical plastic base; the lower end of the metal screw stem is connected to the top of the hemispherical plastic connecting seat; the hemispherical plastic connecting seat is formed by injection molding of plastic parts, wherein the bottom of the hemispherical plastic connecting seat is provided with a cavity, a side wall of the cavity is provided with a concave arc-shaped spherical surface, wherein an outer side wall of the hemispherical plastic base is provided with a convex arc-shaped spherical surface, wherein a convex arc-shaped spherical surface is clamped in the concave arc-shaped spherical surface, and diameter of the concave arc-shaped spherical surface is 1 mm larger than diameter of the convex arc-shaped spherical surface.
Public/Granted literature
- US20230397725A1 ANTI-BOTTOM-FALLING SWIVEL GLIDE Public/Granted day:2023-12-14
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