Title:
Connecting element for fan blades
United States Patent D839406


Inventors:
Baer, Martin (Mulfingen, DE)
Gruber, Erhard (Satteldorf, DE)
Haaf, Oliver (Bad Mergentheim, DE)
Konzal, Alexander (Igersheim, DE)
Application Number:
29/600238
Publication Date:
01/29/2019
Filing Date:
04/11/2017
Assignee:
ebm-papst Mulfingen GmbH & Co. KG (Mulfingen, DE)
Primary Class:
International Classes:
(IPC1-7): 2303
Field of Search:
D23/370-384, D23/385, D23/386-387, D23/411-414
View Patent Images:
US Patent References:
D814008Ventilator fan2018-03-27MunzD23/370
9856888Fan blade and attaching means therefor2018-01-02Witt
20170175773CEILING FAN MOTOR ADAPTER2017-06-22McKee
20170122335IMPELLER FOR AXIAL FANS2017-05-04Kinzer
D779048Multi-piece housing fan2017-02-14HossD23/370
20150308437FAN SYSTEM HAVING AN EXTERNAL ROTOR2015-10-29Ning417/423.7
D733861Electric fan2015-07-07HaafD23/370
D728090Electric fan2015-04-28HaafD23/370
20130022479Axial Fan With Additional Flow Channel2013-01-24Haaf417/369
8029243Locking plate fast fastening ceiling fan blades2011-10-04Wang416/210R
20110116946FAN BLADE MOUNTING SYSTEM2011-05-19Webb417/410.1
20100284821LOCKING PLATE FAST FASTENING CEILING FAN BLADES2010-11-11Wang416/244R
20100284820LOCKING PLATE FAST FASTENING CEILING FAN BLADES2010-11-11Wang416/244R
20100003140VENTILATOR WHEEL2010-01-07Best416/204R
20080107529Fan blade connector component with skeleton and method of manufacturing such2008-05-08Friedman416/210R
D532106Ceiling fan blade iron2006-11-14CurtinD23/413
D504505Ceiling fan blade iron2005-04-26BurnsD23/411
20030228224Securing device2003-12-11Lee416/210R
D448074Ceiling fan blade iron2001-09-18BogazziD23/411
D399949Combined blade arm and fan blade unit for a ceiling fanOctober, 1998ChouD23/413
D344130Blade for a ceiling fanFebruary, 1994CraigD19/930
4342073Ceiling fan with illumination means1982-07-27Ranten362/147



Primary Examiner:
Brooks, Cathron C.
Assistant Examiner:
Oum, Sharon S.
Attorney, Agent or Firm:
Harness, Dickey & Pierce, P.L.C.
Claims:
CLAIM

1. The ornamental design for a connecting element for fan blades, as shown and described.

Description:

FIG. 1 is a front view of a connecting element for fan blades.

FIG. 2 is a top view thereof;

FIG. 3 is a rear view thereof.

FIG. 4 is a left side view thereof.

FIG. 5 is a top perspective view thereof; and,

FIG. 6 is a bottom perspective view thereof.