Hydraulic lifting jack

Latest HANGZHOU YINGJIANG MACHINERY MANUFACTURING CO., LTD. Patents:

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Description

FIG. 1 is a front view of a hydraulic lifting jack showing my new design;

FIG. 2 is a rear view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a left side view thereof;

FIG. 6 is a right side view thereof;

FIG. 7 is a top left rear perspective view thereof;

FIG. 8 is a top right perspective view thereof;

FIG. 9 is a top left rear perspective view showing the hydraulic lifting jack in an alternate position;

FIG. 10 is a top left front perspective view thereof; and,

FIG. 11 is a top right perspective view thereof.

The grey values applied to the drawings are to show contrast in appearance.

Claims

The ornamental design for a hydraulic lifting jack, as shown and described.

Referenced Cited
U.S. Patent Documents
7055801 June 6, 2006 Tatsumi
D730612 May 26, 2015 James
9278837 March 8, 2016 Aristi Artolazabal
D823569 July 17, 2018 Fox
D828972 September 18, 2018 Wu
D855922 August 6, 2019 Fox
D906622 December 29, 2020 Zhengyang
D907879 January 12, 2021 Youngblutt
11008200 May 18, 2021 Fox
20020153514 October 24, 2002 Wixey
20080083913 April 10, 2008 Fang
20080111117 May 15, 2008 Wu
20170158473 June 8, 2017 Wu
Other references
  • Pittsburgh Jack, announced 2021 [online], [site visited Dec. 14, 2021]. Available from internet, URL: https://optfly.com/products/3-ton-low-profile-floor-jack-and-jack-stands-set-steel-hydraulic-car-jack-lift (Year: 2021).
  • Black Jack, announced Apr. 2020 [online], [site visited Dec. 14, 2021]. Available from internet, URL: https://www.walmart.com/ip/Black-Jack-3-Ton-Garage-Jack-Dual-Piston-Black-T830023W/497184256?wl13=3573&selectedSellerId=0 (Year: 2020).
  • Craftsman Jack, announced Dec. 2020 [online], [site visited Dec. 14, 2021]. Available from internet, URL: https://www.lowes.com/pd/CRAFTSMAN-Craftsman-3-Ton-Garage-Jack/5001645957 (Year: 2020).
  • Blackline Jack, announced 2009 [online], [site visited Dec. 14, 2021]. Available from internet, URL: https://www.northerntool.com/shop/tools/product_200345429_200345429 (Year: 2009).
Patent History
Patent number: D946232
Type: Grant
Filed: Apr 10, 2020
Date of Patent: Mar 15, 2022
Assignee: HANGZHOU YINGJIANG MACHINERY MANUFACTURING CO., LTD. (Hangzhou)
Inventors: Shenghua Wu (Hangzhou), Zhengyang Liu (Hangzhou)
Primary Examiner: Cynthia Ramirez
Assistant Examiner: Tamara L Hahn
Application Number: 29/731,018
Classifications
Current U.S. Class: Jack Or Jackstand (D34/31)