CN110931310B - 一种基于云平台电子书包的视力保护装置 - Google Patents
一种基于云平台电子书包的视力保护装置 Download PDFInfo
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- CN110931310B CN110931310B CN201911248253.XA CN201911248253A CN110931310B CN 110931310 B CN110931310 B CN 110931310B CN 201911248253 A CN201911248253 A CN 201911248253A CN 110931310 B CN110931310 B CN 110931310B
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- protection device
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- 230000004438 eyesight Effects 0.000 title claims abstract description 33
- 230000000694 effects Effects 0.000 claims abstract description 8
- 230000000903 blocking effect Effects 0.000 claims description 10
- 239000011324 bead Substances 0.000 claims description 8
- 239000012530 fluid Substances 0.000 claims description 6
- 238000007789 sealing Methods 0.000 claims description 5
- 210000003128 head Anatomy 0.000 description 10
- 230000033001 locomotion Effects 0.000 description 8
- 230000008859 change Effects 0.000 description 5
- 230000009471 action Effects 0.000 description 2
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- 230000009286 beneficial effect Effects 0.000 description 1
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H36/00—Switches actuated by change of magnetic field or of electric field, e.g. by change of relative position of magnet and switch, by shielding
- H01H36/0073—Switches actuated by change of magnetic field or of electric field, e.g. by change of relative position of magnet and switch, by shielding actuated by relative movement between two magnets
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
- G08B21/18—Status alarms
- G08B21/24—Reminder alarms, e.g. anti-loss alarms
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B5/00—Electrically-operated educational appliances
- G09B5/02—Electrically-operated educational appliances with visual presentation of the material to be studied, e.g. using film strip
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H43/00—Time or time-programme switches providing a choice of time-intervals for executing one or more switching actions and automatically terminating their operations after the programme is completed
- H01H43/02—Details
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H43/00—Time or time-programme switches providing a choice of time-intervals for executing one or more switching actions and automatically terminating their operations after the programme is completed
- H01H43/02—Details
- H01H43/04—Means for time setting
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- Business, Economics & Management (AREA)
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Educational Administration (AREA)
- Educational Technology (AREA)
- Theoretical Computer Science (AREA)
- Emergency Management (AREA)
- Purses, Travelling Bags, Baskets, Or Suitcases (AREA)
Abstract
Description
Claims (7)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201911248253.XA CN110931310B (zh) | 2019-12-09 | 2019-12-09 | 一种基于云平台电子书包的视力保护装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201911248253.XA CN110931310B (zh) | 2019-12-09 | 2019-12-09 | 一种基于云平台电子书包的视力保护装置 |
Publications (2)
Publication Number | Publication Date |
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CN110931310A CN110931310A (zh) | 2020-03-27 |
CN110931310B true CN110931310B (zh) | 2020-12-08 |
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CN201911248253.XA Active CN110931310B (zh) | 2019-12-09 | 2019-12-09 | 一种基于云平台电子书包的视力保护装置 |
Country Status (1)
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CN (1) | CN110931310B (zh) |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1045462A (zh) * | 1989-03-07 | 1990-09-19 | 陈亚云 | 石英钟定时开关 |
US6011682A (en) * | 1998-05-29 | 2000-01-04 | Storey; Matthew J. | No-zap low-cost lightning protection |
CN203102642U (zh) * | 2012-11-16 | 2013-07-31 | 广州创显光电科技有限公司 | 云电子书包 |
CN103413407A (zh) * | 2013-08-01 | 2013-11-27 | 上海摩普网络技术有限公司 | 基于时间的视力保护方法及系统 |
-
2019
- 2019-12-09 CN CN201911248253.XA patent/CN110931310B/zh active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1045462A (zh) * | 1989-03-07 | 1990-09-19 | 陈亚云 | 石英钟定时开关 |
US6011682A (en) * | 1998-05-29 | 2000-01-04 | Storey; Matthew J. | No-zap low-cost lightning protection |
CN203102642U (zh) * | 2012-11-16 | 2013-07-31 | 广州创显光电科技有限公司 | 云电子书包 |
CN103413407A (zh) * | 2013-08-01 | 2013-11-27 | 上海摩普网络技术有限公司 | 基于时间的视力保护方法及系统 |
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Publication number | Publication date |
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CN110931310A (zh) | 2020-03-27 |
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Date | Code | Title | Description |
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PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
TA01 | Transfer of patent application right | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20201111 Address after: No. 254, Nanchen village, Wenquan Park, Gu'an County, Langfang City, Hebei Province 065000 Applicant after: Gu'an Shuocheng Gas Co.,Ltd. Address before: Room 613, Xindu Building, Lucheng Railway Station, Wenzhou City, Zhejiang Province, 325000 (Trusteeship-238) Applicant before: Wenzhou Qiming Network Technology Co.,Ltd. |
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20240924 Address after: Room E415, Zone D, 17th Floor, No. 111-115 Tiyu West Road, Tianhe District, Guangzhou City, Guangdong Province 510000 Patentee after: Guangzhou Jushengkang Technology Co.,Ltd. Country or region after: China Address before: 065000 No.254, Nanchen village, Wenquan Park, Gu'an County, Langfang City, Hebei Province Patentee before: Gu'an Shuocheng Gas Co.,Ltd. Country or region before: China |