IP Library Granted Patent US 11,745,782
Granted Patent B2
US 11,745,782 · App. 17/622,397 · Granted Sep 5, 2023

Stroller seat and stroller seat with electric fan

Inventors: Daiyu Aoki (Yokohama, JP); Yohei Oki (Tokyo, JP); Manabu Isei (Tokyo, JP); Nagomi Yoshizaki (Tokyo, JP); Yuji Sumiyoshi (Tokyo, JP); Akina Kawada (Tokyo, JP); Tomoyuki Iwabuchi (Tokyo, JP)
Assignee: SFT LABORATORY CO., LTD.
B62B9/14B62B9/102
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Quick Facts
Patent No.
US 11,745,782
App. No.
17/622,397
Granted
Sep 5, 2023
Kind
B2
Abstract

A stroller seat is mounted on a stroller and is provided with: a main part extending from a backrest to a seating part of the stroller and having a space therein through which air flows; an extension part protruding from at least one of the two side portions of the main body and having a space therein which communicates with the space of the main body; and a fan attachment part which is provided on the extension part and to which an electric fan can be attached. The main body has, on a surface to be in contact with a human body, an air discharge unit for discharging air therein to the outside. Air introduced by the electric fan attached to the fan attachment part flows into the main body through the extension part.

Claims (17)

1. A stroller seat which is configured to be put on a stroller and which comprises:

a main body which is configured to extend from a backrest to a seat of the stroller when put on the stroller, and which includes an inner space adapted to circulate air;

an extension which projects from at least one of two side portions of the main body so as to project more outward than other portions of the stroller seat, and which includes an inner space communicating with the inner space of the main body;

a fan mount which is provided in the extension; and

an electric fan mounted on the fan mount,

wherein:

the main body includes, on a front side as a seat side which is opposite the backrest of the stroller when the main body is put on the stroller, an air outlet which discharges inner air outward,

the electric fan mounted on the fan mount is configured to introduce air and to flow the introduced air into the main body through the extension, and

the extension is provided at a position that allows the extension to hang down from an armrest of the stroller when the stroller seat is put on the stroller.

2. The stroller seat according to claim 1 , wherein:

the extension comprises a pair of extensions protruding in left and right directions from the two side portions of the main body,

the fan mount is provided in one of the pair of extensions, and

the stroller seat further comprises a power source storage which is provided in the other of the pair of extensions and in which a power source that drives the electric fan is stored.

3. The stroller seat according to claim 1 , wherein:

the fan mount includes a mount hole, and

the electric fan is mounted so as to cover the mount hole.

4. The stroller seat according to claim 1 , wherein the main body includes a spacer for securing the inner space.

Assignments (2)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Aug 27, 2026
From: SFT LABORATORY CO., LTD.
To: KUCHOFUKU CO., LTD.
Reel/Frame 075800/0879 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Dec 23, 2021
From: AOKI, DAIYU; OKI, YOHEI; ISEI, MANABU; YOSHIZAKI, NAGOMI; SUMIYOSHI, YUJI; KAWADA, AKINA; IWABUCHI, TOMOYUKI
To: SFT LABORATORY CO., LTD.
Reel/Frame 058470/0362 →
Priority Claims (1)
JP 2019-116300 · Jun 24, 2019 · national
Continuity (1)
Related Publication 20220355845A1 · Nov 10, 2022