CN100493479C - Floor type photoelectric blind stick - Google Patents
Floor type photoelectric blind stick Download PDFInfo
- Publication number
- CN100493479C CN100493479C CNB2006100468214A CN200610046821A CN100493479C CN 100493479 C CN100493479 C CN 100493479C CN B2006100468214 A CNB2006100468214 A CN B2006100468214A CN 200610046821 A CN200610046821 A CN 200610046821A CN 100493479 C CN100493479 C CN 100493479C
- Authority
- CN
- China
- Prior art keywords
- ground
- handle
- wheel
- buzzer
- crossbearer
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Emergency Alarm Devices (AREA)
Abstract
Description
Claims (4)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNB2006100468214A CN100493479C (en) | 2006-06-06 | 2006-06-06 | Floor type photoelectric blind stick |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNB2006100468214A CN100493479C (en) | 2006-06-06 | 2006-06-06 | Floor type photoelectric blind stick |
Publications (2)
Publication Number | Publication Date |
---|---|
CN101084853A CN101084853A (en) | 2007-12-12 |
CN100493479C true CN100493479C (en) | 2009-06-03 |
Family
ID=38936139
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB2006100468214A Expired - Fee Related CN100493479C (en) | 2006-06-06 | 2006-06-06 | Floor type photoelectric blind stick |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN100493479C (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2017042251A (en) * | 2015-08-25 | 2017-03-02 | 雅治 石塚 | Walking assisting white stick |
CN106798631A (en) * | 2017-01-22 | 2017-06-06 | 福州大学 | Sweep and survey barrier blind-guide brick and its control method |
CN107362003B (en) * | 2017-07-13 | 2023-10-03 | 杭州国辰机器人科技有限公司 | Blind guiding stick based on double ultrasonic waves and blind guiding method |
-
2006
- 2006-06-06 CN CNB2006100468214A patent/CN100493479C/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
CN101084853A (en) | 2007-12-12 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Shenyang Yuanda Compressor Manufacturing Co., Ltd. Assignor: Shenyang University of Technology Contract fulfillment period: 2009.12.15 to 2014.12.15 contract change Contract record no.: 2009210000315 Denomination of invention: Floor type photoelectric blind stick Granted publication date: 20090603 License type: Exclusive license Record date: 20091231 |
|
LIC | Patent licence contract for exploitation submitted for record |
Free format text: EXCLUSIVE LICENSE; TIME LIMIT OF IMPLEMENTING CONTACT: 2009.12.15 TO 2014.12.15; CHANGE OF CONTRACT Name of requester: SHENYANG YUANDA COMPRESSOR MANUFACTURING CO., LTD. Effective date: 20091231 |
|
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090603 Termination date: 20150606 |
|
EXPY | Termination of patent right or utility model |