Jack bar with extendable tubes and fixturing mechanism

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 7311294
SERIAL NO

10906768

Stats

ATTORNEY / AGENT: (SPONSORED)

Importance

Loading Importance Indicators... loading....

Abstract

See full text

A jack bar includes an outer tube, an inner tube and a positioner tube coaxially located. The positioner tube is extendable to adjust a length to the jack bar in use while enabling the jack bar to be retracted for storage. The jack bar further includes a clamp configured to receive tubes of various shapes. The clamp is further configured to prevent twisting or turning of clamped tubes.

First Claim

See full text

Other Claims data not available

Family

Loading Family data... loading....

Patent Owner(s)

Patent OwnerAddress
ZHEJIANG TOPSUN LOGISTIC CONTROL CO LTD317600 SHA'AO CHENGZHONG VILLAGE YUCHENG STREET YUHUAN CITY TAIZHOU CITY ZHEJIANG PROVINCE TAIZHOU CITY ZHEJIANG PROVINCE 317600

International Classification(s)

loading....
  • 2005 Application Filing Year
  • B66F Class
  • 108 Applications Filed
  • 46 Patents Issued To-Date
  • 42.60 % Issued To-Date
Click to zoom InYear of Issuance% of Matters IssuedCumulative IssuancesYearly Issuances200520062007200820092010201120122013201420150255075100

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Ruan, Bu Qin Zhejiang, CN 12 65

Cited Art Landscape

Load Citation

Patent Citation Ranking

  • 12 Citation Count
  • B66F Class
  • 80.25 % this patent is cited more than
  • 18 Age
Citation count rangeNumber of patents cited in rangeNumber of patents cited in various citation count ranges461141101 - 1011 - 2021 - 3031 - 4005101520253035404550556065

Forward Cite Landscape

Load Citation