Ventilation unit

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Description

FIG. 1 is a front perspective view of a ventilation unit according to the design.

FIG. 2 is a front elevation view of the ventilation unit.

FIG. 3 is a side elevation view of the ventilation unit; and,

FIG. 4 is a top plan view of the ventilation unit.

Claims

The ornamental design for a ventilation unit, as shown and described.

Referenced Cited
U.S. Patent Documents
D209250 November 1967 Grad
D565166 March 25, 2008 Calkins
D687534 August 6, 2013 Morris
D754835 April 26, 2016 Uehara
D768838 October 11, 2016 Ritch
D811568 February 27, 2018 Terasaki
D829878 October 2, 2018 Sallander
D847967 May 7, 2019 Hernandez
11053946 July 6, 2021 Chang
20170152854 June 1, 2017 Gebert
20190040873 February 7, 2019 Tadokoro
20190154042 May 23, 2019 Chang
20200166040 May 28, 2020 Yasumoto
Patent History
Patent number: D972120
Type: Grant
Filed: Dec 3, 2019
Date of Patent: Dec 6, 2022
Assignee: ebm-papst Mulfingen GmbH & Co. KG (Mulfingen)
Inventors: Markus Engert (Lauda-Königshofen), Daniel Conrad (Langenbrettach), Dimitri Mehlmeister (Bamberg)
Primary Examiner: Sharon S Oum
Application Number: 29/715,546
Classifications
Current U.S. Class: With Exposed Blade (D23/379)