Spring reset device for piston mechanism

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 9796071
APP PUB NO 20160023340A1
SERIAL NO

14550288

Stats

ATTORNEY / AGENT: (SPONSORED)

Importance

Loading Importance Indicators... loading....

Abstract

See full text

The present invention relates to a spring reset device for a piston mechanism. In certain embodiments, the spring reset device includes: a connecting plate, a pull rod, a plurality of reset springs, and a plurality of brackets. The connecting plate has a plurality of connecting pins. Each of the reset springs has a first end, and a second end. Each of the brackets has a connecting pin. The spring reset device is positioned on a top end of a piston body. The piston body includes a piston cylinder body, a piston plate, a piston rod, and a cylinder cover. A lower side of the piston plate is connected to the piston rod through a thread. First end of each of reset springs is rotatably connected to a hook portion of connecting plate. Second end of each of reset springs is rotatably connected a hook portion of a corresponding bracket.

Loading the Abstract Image... loading....

First Claim

See full text

Family

Loading Family data... loading....

Patent Owner(s)

Patent OwnerAddress
TAIZHOU DAJIANG IND CO LTD317500 ELECTROMECHANICAL PARK WENLING INDUSTRIAL CITY TAIZHOU CITY ZHEJIANG PROVINCE TAIZHOU CITY ZHEJIANG PROVINCE 317500

International Classification(s)

  • [Classification Symbol]
  • [Patents Count]

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Huang, Jin-Quan Wenling, CN 11 17
Liu, Gui-Wen Wenling, CN 19 42
Yang, Ming-Jun Wenling, CN 12 19

Cited Art Landscape

Load Citation

Patent Citation Ranking

Forward Cite Landscape

Load Citation

Maintenance Fees

Fee Large entity fee small entity fee micro entity fee due date
7.5 Year Payment $3600.00 $1800.00 $900.00 Apr 24, 2025
11.5 Year Payment $7400.00 $3700.00 $1850.00 Apr 24, 2029
Fee Large entity fee small entity fee micro entity fee
Surcharge - 7.5 year - Late payment within 6 months $160.00 $80.00 $40.00
Surcharge - 11.5 year - Late payment within 6 months $160.00 $80.00 $40.00
Surcharge after expiration - Late payment is unavoidable $700.00 $350.00 $175.00
Surcharge after expiration - Late payment is unintentional $1,640.00 $820.00 $410.00