Patent
Fan blade
| العنوان: | Fan blade |
|---|---|
| Patent Number: | 6,994,522 |
| تاريخ النشر: | February 07, 2006 |
| Appl. No: | 10/205730 |
| Application Filed: | July 17, 2002 |
| مستخلص: | A fan blade includes a shaft base and plural wind guiders formed integral with the shaft base. The wind guiders are fixed spaced apart equidistantly on the peripheral edge of the shaft base. Each wind guider is formed integral with one or more than one netted portions, and each netted portion is fixed with non-woven cloth having sticky material fixed thereon. The sticky surface of the non-woven cloth is applied with activated carbon, or fragrant material able to give out fragrance or material able to remove bad smell in air. The fan blade has functions of filtering dust in air and giving out fragrance. |
| Inventors: | Chin-Chih, Chang (Tainan City, TW); Chen-Lung, Huang (Tainan City, TW) |
| Claim: | 1. A fan blade comprising a shaft base and plural wind guiders formed integral with said shaft base, said shaft base bored with a center hole for the spindle of a motor to be inserted therein, said plural wind guiders fixed spaced apart equidistantly on the circumferential edge of said shaft base, each said wind guider formed integral with a netted portion, said netted portion provided with numerous dense net holes, said netted portion formed with a recessed groove in the surface of said wind guider, said recessed groove fixed therein with non-woven cloth, said non-woven cloth having its surface applied with sticky material, said sticky surface of said non-woven cloth applied with filtering material. |
| Claim: | 2. The fan blade as claimed in claim 1 , wherein said net holes could be square-shaped or round-shaped so long as a current of air can pass therethrough. |
| Claim: | 3. The fan blade as claimed in claim 1 , wherein each said wind guider is formed with only one said netted portion. |
| Claim: | 4. The fan blade as claimed in claim 1 , wherein each said wind guider is formed with more than one said netted portion. |
| Claim: | 5. The fan blade as claimed in claim 1 , wherein said net holes of said netted portion are of any shape. |
| Claim: | 6. The fan blade as claimed in claim 1 , wherein said filtering material is activated carbon. |
| Claim: | 7. The fan blade as claimed in claim 1 , wherein said filtering material is fragrant material able to give out fragrance. |
| Claim: | 8. The fan blade as claimed in claim 1 , wherein said filtering material is a material able to remove a bad smell in air. |
| Claim: | 9. The fan blade as claimed in claim 1 , wherein said filtering material is a compound of said activated and fragrant material. |
| Current U.S. Class: | 416/146R |
| Patent References Cited: | 4753573 June 1988 McKnight 5341565 August 1994 Kuryliw 5370721 December 1994 Carnahan 5422078 June 1995 Colon 5562412 October 1996 Antonelli 6485538 November 2002 Toyoshima 6733239 May 2004 Lee |
| Primary Examiner: | Verdier, Christopher |
| رقم الانضمام: | edspgr.06994522 |
| قاعدة البيانات: | USPTO Patent Grants |
| الوصف غير متاح. |