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GB 28477-2012: Safety technical requirements for children umbrella
GB 28477-2012
GB
NATIONAL STANDARD
OF THE PEOPLE’S REPUBLIC OF CHINA
ICS 97.180
Y 89
GB/T 28477-2012
Safety technical requirements for children umbrella
ISSUED ON. JUNE 29, 2012
IMPLEMENTED ON. MAY 01, 2013
Issued by. General Administration of Quality Supervision, Inspection and
Quarantine of the People's Republic of China;
Standardization Administration of the PRC.
Table of contents
Foreword ... 3 
1 Scope ... 4 
2 Normative references ... 4 
3 Terms and definitions ... 4 
4 Product classification ... 5 
5 Requirements ... 5 
6 Test method ... 7 
7 Inspection rules ... 9 
8 Markings, packaging, transport, and storage... 10 
Foreword
Chapter 5 of this standard is mandatory and the rest is recommended.
This standard was drafted in accordance with the rules given in GB/T 1.1-2009
“Directives for standardization - Part 1. Structure and drafting of standards”.
This standard was proposed by the China Light Industry Federation.
This standard shall be under the jurisdiction of the National Daily Commodity
Standardization Center.
The drafting organizations of this standard. Hangzhou Paradise Umbrella Co.,
Ltd., Taiyangcheng (Xiamen) Umbrella Co., Ltd., Fulong (Fujian) Umbrealla Co.,
Ltd., Quanzhou Hongli Umbrella Co., Ltd., Xiamen Tongan Hexin Hutu
Technology Co., Ltd., Zhejiang Youyifeinuo Umbrella Co., Ltd., Shaoxing
Jinding Umbrella Co., Ltd., Zhejiang Hongye Umbrella Co., Ltd., Xiamen
Hongda Umbrella Industrial Co., Ltd., Wenzhou Conch Group Co., Ltd., Hongtai
(Fujian) Rain Gear Co., Ltd., Fujian Yusimeng Umbrella Industrial Co., Ltd.,
Jinjiang Jialemei Umbrella Co., Ltd., Jinjiang Hongsheng Rain Gear Co., Ltd.,
Tianwaitian umbrella Industry Co., Ltd., Rixin Textile Co., Ltd., Beijing Light
Industry Product Quality Supervision and Inspection Station.
The main drafters of this standard. Li Chuanhe, Chen Xiaolei, Cai Rongtuan,
Wang Wenpeng, Lv Yayan, Lu Jingxiang, Lv Miaofen, Lv Xinmiao, Yu
Chengrong, Cai Jinbang, Chen Haihe, Cai Rongyong, Li Jishan, Xiao Qingjiang,
Wang Qinghong, Xu Hainan, Lv Shiliang, Wei Xiaoying, Wang Xinyao, Yuan Jie.
Safety technical requirements for children umbrella
1 Scope
This standard specifies the terms and definitions, product classification,
requirements, test methods, inspection rules and markings, packaging,
transportation, and storage of children umbrella,
This standard applies to umbrellas for children aged 3 years and above.
2 Normative references
The following documents are essential to the application of this document. For
the dated documents, only the versions with the dates indicated are applicable
to this document; for the undated documents, only the latest version (including
all the amendments) are applicable to this Standard.
GB/T 2828.1-2003 Sampling procedures for inspection by attributes - Part 1.
Sampling schemes indexed by acceptance quality limit (AQL) for lot-by-lot
inspection
GB/T 2829-2002 Sampling procedures and tables for periodic inspection by
attributes (apply to inspection of process stability)
GB/T 2912.1 Textiles - Determination of formaldehyde - Part 1. Free and
hydrolyzed formaldehyde (water extraction method)
GB 6675-2003 National safety technical code for toys
GB/T 17592 Textiles - Determination of banned azo colorants
3 Terms and definitions
The following terms and definitions apply to this document.
3.1
Child umbrella
It refers to the umbrella which is used for children for which the distance from
the center of the umbrella hat or umbrella top center to the umbrella bead
(groove) center is 50 cm below (including 50 cm).
The umbrella buckle shall, after being subjected to the 70 N tension test, not
fall off.
5.9 Trim
After the trims have been tested by at 70 N tensile test, it shall provide warning
if it falls off.
6 Test method
6.1 Safety requirements for use
6.1.1 CONDUCT visual inspection and hand touching inspection.
6.1.2 CONDUCT visual inspection to see if there is squeezing point in the
opening and closing process of umbrella.
6.1.3 After continuously open and close the umbrella for 400 times, CHECK
whether the components fall off.
6.4.4 USE the dynamometer to measure the automatically opened umbrella
button force.
6.1.5 HOLD the umbrella rod to rotate it back and forth for 3 times, and then
OPEN and CLOSE the umbrella for 5 times.
6.2 Umbrella hat or umbrella top (cover)
6.2.1 USE a vernier caliper of precision 0.02 mm to directly measure the
maximum distance from the top to the umbrella surface section.
6.2.2 Visually INSPECT the umbrella hat or umbrella top (cover) shape; and
USE a vernier caliper to measure the top diameter.
6.3 Bead tail
6.3.1 Visually INSPECT the head tail end surface, and USE a vernier caliper of
precision 0.02 mm to directly measure the bead tail diameter.
6.3.2 USE a fixture to fix one end of the closed umbrella; USE the dynamometer
to tension the bead tail along the umbrella rib axis, until the bead tail is fully
separated from the umbrella rib; RECORD the displayed value. CONDUCT
tests respectively for 3 times, and RECORD the minimum value.
6.3.3 From the umbrella surface, CUT a sample of length 120 mm and width 50
mm; respectively FIX the bead tail and umbrella surface onto the upper fixture
f) Warnings.
8.1.2 The product packaging box shall have the following Chinese
information
A) Product name;
B) Manufacturer name and address;
C) Product model;
D) Specification, size and quantity;
E) Production date.
8.2 Packaging
Packaging shall be solid, without damage, anti-extrusion, and moisture-proof.
8.3 transport
Product shall be gently loaded or unloaded during handling, avoiding heavy
load.
8.4 Storage
It shall be stored in a dry and ventilated warehouse.