Fan filter unit

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Description

FIG. 1 is a front, top and right side perspective view of an fan filter unit showing our new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a right side elevational view thereof;

FIG. 6 is a top plan view thereof;

FIG. 7 is a bottom plan view thereof; and,

FIG. 8 is a cross-sectional view taken along lines 8-8 in FIG. 2.

The broken lines shown in the drawings represent portions of the fan filter unit that form no part of the claimed design.

Claims

I claim the ornamental design for a fan filter unit, as shown and described.

Referenced Cited
U.S. Patent Documents
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Patent History
Patent number: D786418
Type: Grant
Filed: Nov 25, 2014
Date of Patent: May 9, 2017
Assignee: HITACHI KOUSAI ELECTRIC INC. (Tokyo)
Inventor: Makoto Hirano (Toyama)
Primary Examiner: Susan Bennett Hattan
Assistant Examiner: Janice Hallmark
Application Number: 29/510,078
Classifications
Current U.S. Class: Fan Or Ventilator (D23/370)