Hydraulic jack for long-term support

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 8333365
APP PUB NO 20100078612A1
SERIAL NO

12332479

Stats

ATTORNEY / AGENT: (SPONSORED)

Importance

Loading Importance Indicators... loading....

Abstract

See full text

The present invention discloses a hydraulic jack for long-term support. The hydraulic jack for long-term support includes a base, a housing, an oil cylinder, a piston rod, a top cap, a pump body, a pump core, a handle, a press handle, an oil return valve, a press cap and a slit nut. The slit nut surrounds the piston rod and engages with the piston rod via screw threads. The press cap is disposed on upper ends of the slit nut and the top cap and surrounds the piston rod. The present invention can achieve safe and reliable lifting operation.

First Claim

See full text

Other Claims data not available

Family

Loading Family data... loading....

Patent Owner(s)

Patent OwnerAddress
DAI ZHIYUNO 17 HULEI NORTH ROAD GUI'AN NEW DISTRICT GUIYANG CITY 550025 GUIZHOU PROVINCE GUIYANG CITY GUIZHOU PROVINCE 550025

International Classification(s)

loading....
  • 2008 Application Filing Year
  • B66F Class
  • 163 Applications Filed
  • 77 Patents Issued To-Date
  • 47.24 % Issued To-Date
Click to zoom InYear of Issuance% of Matters IssuedCumulative IssuancesYearly Issuances2008200920102011201220132014201520160255075100

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Dai, Zhiyu Zhejiang, CN 1 2

Cited Art Landscape

Load Citation

Patent Citation Ranking

  • 2 Citation Count
  • B66F Class
  • 8.26 % this patent is cited more than
  • 13 Age
Citation count rangeNumber of patents cited in rangeNumber of patents cited in various citation count ranges983151101 - 1011 - 2021 - 3031 - 40051015202530354045505560657075808590

Forward Cite Landscape

Load Citation