Composite slotting equipment combined static pressure and vibration of polymer anti-seepage wall and using method thereof

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 11085166
APP PUB NO 20200248427A1
SERIAL NO

16856061

Stats

ATTORNEY / AGENT: (SPONSORED)

Importance

Loading Importance Indicators... loading....

Abstract

See full text

A pressing-pulling device includes: a pressing-pulling bracket, wherein slotting oil cylinders are symmetrically and vertically mounted on the pressing-pulling bracket, and a piston rod of each of the slotting oil cylinders faces downwardly; a bottom end of the piston rod is connected to a connecting plate, and a through-hole is provided in a middle of the connecting plate; a continuous lifting mechanism is installed in a middle of the pressing-pulling bracket, and a slotting rod is vertically inserted into the continuous lifting mechanism; a lifting ring is installed at a top end of the slotting rod; a bottom end of the slotting rod extends downwardly through the through-hole to connect to a slotting cutter; a locking device is fixed on the connecting plate near the through-hole for fixing the slotting rod.

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

First Claim

See full text

Family

Loading Family data... loading....

Patent Owner(s)

Patent OwnerAddress
WANG FUMINGGUANGDONG PROVINCE ZHONGSHAN CITY JUCHENG ROAD 528415 NO 65 IN XIAOLAN TOWN XIAOLAN PEOPLE'S HOSPITAL ZHONGSHAN GUANGDONG PROVINCE 528415

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Fang, Hongyuan Henan, CN 28 9
Guo, Chengchao Henan, CN 16 20
Jia, Zhihui Henan, CN 11 25
Liu, Hui Henan, CN 520 7207
Pan, Yanhui Henan, CN 23 6
Qiao, Guobin Henan, CN 4 0
Wang, Fuming Henan, CN 48 69
Zhao, Peng Henan, CN 285 2308
Zhao, Xianfeng Henan, CN 13 2

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
3.5 Year Payment $1600.00 $800.00 $400.00 Feb 10, 2025
7.5 Year Payment $3600.00 $1800.00 $900.00 Feb 10, 2029
11.5 Year Payment $7400.00 $3700.00 $1850.00 Feb 10, 2033
Fee Large entity fee small entity fee micro entity fee
Surcharge - 3.5 year - Late payment within 6 months $160.00 $80.00 $40.00
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