Front suspension system having overload protection
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
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Mar 20, 2018
Issued Date -
N/A
app pub date -
May 6, 2013
filing date -
Jun 13, 2012
priority date (Note) -
In Force
status (Latency Note)
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Importance

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Abstract
Disclosed is a front suspension system having overload protection. The system comprises a mounting seat, a centering device, a support device used for supporting a coupling buffer and a coupling end pin, wherein the mounting seat is connected to a railway vehicle body, and the centering device and the support device are both installed on the mounting seat. The system further has a coupling connection seat and an overload protection element, wherein the coupling connection seat comprises a base and a coupling connection part connected as one with the base. The base is connected to a rear face of the mounting seat by means of the overload protection element. The coupling connection part passes through a through hole provided in the middle of the mounting seat and is connected with the coupling buffer by means of the coupling end pin. The coupling connection part is closely fitted with the through hole. The front suspension system has a simple structure and is lightweight.
First Claim
all claims..Other Claims data not available
Family

- 15 United States
- 10 France
- 8 Japan
- 7 China
- 5 Korea
- 2 Other
Patent Owner(s)
Patent Owner | Address | |
---|---|---|
CRRC QINGDAO SIFANG ROLLING STOCK RESEARCH INSTITUTE CO LTD | NO 231 RUICHANG ROAD NORTH DISTRICT QINGDAO SHANDONG QINGDAO CITY SHANDONG PROVINCE 266031 |
International Classification(s)

- 2013 Application Filing Year
- B61G Class
- 19 Applications Filed
- 18 Patents Issued To-Date
- 94.74 % Issued To-Date
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
---|---|---|---|
Chen, Kai | Qingdao, CN | 495 | 4467 |
# of filed Patents : 495 Total Citations : 4467 | |||
Liu, Hui | Qingdao, CN | 520 | 7207 |
# of filed Patents : 520 Total Citations : 7207 | |||
Liu, Jibo | Qingdao, CN | 9 | 30 |
# of filed Patents : 9 Total Citations : 30 |
Cited Art Landscape
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Patent Citation Ranking
- 0 Citation Count
- B61G Class
- 0 % this patent is cited more than
- 7 Age
Forward Cite Landscape
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Maintenance Fees
Fee | Large entity fee | small entity fee | micro entity fee | due date |
---|---|---|---|---|
7.5 Year Payment | $3600.00 | $1800.00 | $900.00 | Sep 20, 2025 |
11.5 Year Payment | $7400.00 | $3700.00 | $1850.00 | Sep 20, 2029 |
Fee | Large entity fee | small entity fee | micro entity fee |
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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 |
Full Text

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Date | Code | Event | Description |
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Apr 12, 2021 | MAFP | MAINTENANCE FEE PAYMENT | free format text: PAYMENT OF MAINTENANCE FEE, 4TH YEAR, LARGE ENTITY (ORIGINAL EVENT CODE: M1551); ENTITY STATUS OF PATENT OWNER: LARGE ENTITY year of fee payment: 4 |
Feb 15, 2018 | AS | ASSIGNMENT | free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNOR:SIEMENS AKTIENGESELLSCHAFT;REEL/FRAME:048079/0310 Owner name: SIEMENS MOBILITY GMBH, GERMANY Effective Date: Feb 15, 2018 |
Nov 14, 2017 | I | Issuance | |
Oct 25, 2017 | STCF | INFORMATION ON STATUS: PATENT GRANT | free format text: PATENTED CASE |
Jan 28, 2016 | P | Published | |
Jul 13, 2015 | AS | ASSIGNMENT | free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNORS:KOERNER, MARCUS;TRACHTENHERZ, ALEXANDER;SIGNING DATES FROM 20150701 TO 20150707;REEL/FRAME:036065/0962 Owner name: SIEMENS AKTIENGESELLSCHAFT, GERMANY |
Dec 03, 2013 | F | Filing | |
Dec 21, 2012 | PD | Priority Date |

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