Class F16F : SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
Subclass 1/08: Springs (working with fluid F16F 5/00, F16F 9/00) made of steel or other material having low internal friction (F16F 1/36 takes precedence); Wound, torsion, leaf, cup, ring or the like springs, the material of the spring not being relevant Wound springs with turns lying in mainly conical surfaces
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 12239231 | Spring module and spring cushion for furniture | Oct 16, 20 | Mar 04, 25 | New-Tec Integration (Xiamen) Co., Ltd. |
| 11592021 | Helical spring for a pump having an adjustable delivery volume | Aug 27, 21 | Feb 28, 23 | Schwäbische Hüttenwerke Automotive GMbH |
| 10935098 | Coil springs with non-linear loading responses and mattresses including the same | Mar 20, 20 | Mar 02, 21 | Sealy Technology LLC |
| 10859048 | High-pressure fuel pump | Dec 19, 16 | Dec 08, 20 | Vitesco Technologies GmbH |
| 10711905 | Valve for pressurized environments | Mar 31, 16 | Jul 14, 20 | Schrader SA |
| 10598242 | Coil springs with non-linear loading responses and mattresses including the same | May 20, 16 | Mar 24, 20 | Sealy Technology LLC |
| 10448740 | Spring-loaded leg rocking chair | Apr 11, 18 | Oct 22, 19 | Zenithen USA, LLC |
| 10060484 | Torque converter clutch | Oct 06, 16 | Aug 28, 18 | Barnes Group Inc. |
| 9400027 | Coned disc spring | Mar 25, 13 | Jul 26, 16 | NHK SPRING CO., LTD. |
| 9161634 | Asymmetrical combined cylindrical and conical springs | Oct 29, 07 | Oct 20, 15 | DREAMWELL, LTD. |
| 9147956 | Helical spring, connector, electrode and electrometer | Mar 04, 13 | Sep 29, 15 | TANITA CORPORATION |
| 8684342 | Coil spring | Jan 25, 08 | Apr 01, 14 | NHK SPRING CO., LTD. |
| 7938340 | Spraying device | Oct 13, 06 | May 10, 11 | RECKITT BENCKISER (UK) LIMITED |
| 7814594 | One-sided mattress | Aug 29, 08 | Oct 19, 10 | DREAMWELL, LTD. |
| 6481701 | Spring having coils of varying diameters | Mar 09, 01 | Nov 19, 02 | DELPHI TECHNOLOGIES, INC. |
| 6371464 | Valve spring | May 25, 00 | Apr 16, 02 | MEDTRONIC, INC. |
| 5180149 | Brake cylinder piston spring | Dec 05, 91 | Jan 19, 93 | Twist, Inc. |
| Publication # | Title | Filing Date | Pub Date | Patent Owner |
|---|---|---|---|---|
| 2020/0256,415 | COIL SPRING | Nov 16, 16 | Aug 13, 20 | Not available |
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