US2021145103A1PendingUtilityA1

Portable Cooling Device

25
Assignee: ZHAO YUYONGPriority: Nov 17, 2019Filed: Nov 17, 2019Published: May 20, 2021
Est. expiryNov 17, 2039(~13.3 yrs left)· nominal 20-yr term from priority
Inventors:Yuyong Zhao
A42B 1/008A42C 5/04
25
PatentIndex Score
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Claims

Abstract

A personal portable cooling device that produces cold air using a fan and cooling chip. The device is powered by a battery, solar panel or a combination of battery and solar panel. The cold air is directed towards the user's head perimeter through a circular pipe with vent holes around the perimeter.

Claims

exact text as granted — not AI-modified
1 . A personal portable cooling device, comprising:
 Wearable cap;   Electric power source of battery, solar panel or a combination of both battery and solar panel;   A fan to generate air flow;   A cooling chip;   Control devices to switch the power on and off;   Supporting structure to direct the cold air towards the user.

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