Patents
US 9188330 B1: Apparatus and method for mixing tube assembly
- Granted
- 2015-11-17
- Filed
- 2012-03-16 application 13422228
- Type
- Utility · 15 claims
- Elsewhere
- Google Patents ↗ · USPTO patent document ↗ · USPTO Patent Center record ↗
Abstract
A mixing tube assembly having an inlet end and an outlet end and being adapted for use in a burner assembly. The mixing tube assembly comprises a substantially cylindrical outer wall which defines an interior open space. The mixing tube assembly also comprises a turbulator that is disposed in the interior open space defined by the substantially cylindrical outer wall. A method for mixing fuel and air in a burner assembly comprising providing a mixing tube assembly. The preferred method also comprises conveying fuel and air from the inlet end of the mixing tube assembly to the outlet end of the mixing tube assembly.
Source: PVGPATDIS, file of 2026-04-10 (ipg151117.xml).
Assignees
| Assignee | Type | Place | Also on furp.org | Source |
|---|---|---|---|---|
| ASTEC CO., Ltd. 27 patents | Foreign company or organization | Chattanooga, TN | PVGPATDIS, file of 2026-04-10 |
Inventors
| Inventor | Place | Patents | Person page | Source |
|---|---|---|---|---|
| Malcolm L. Swanson | Chickamauga, GA | 20 | PVGPATDIS, file of 2026-04-10 | |
| Andrew Hobbs | Sheffield, GB | 5 | PVGPATDIS, file of 2026-04-10 | |
| Shannon Putman | Rossville, GA | 3 | PVGPATDIS, file of 2026-04-10 | |
| Joseph Unjakoti | Rock Spring, GA | 2 | PVGPATDIS, file of 2026-04-10 | |
| Eric Wattenbarger | Attalla, AL | 2 | PVGPATDIS, file of 2026-04-10 | |
| Michael Swanson | Chickamauga, GA | 4 | PVGPATDIS, file of 2026-04-10 |
CPC categories
| Subclass | Category | First group | Source |
|---|---|---|---|
| F23C | Methods or apparatus for combustion using fluid fuel or solid fuel suspended in ; a carrier gas or; air | F23C7/002 | PVGPATDIS, file of 2026-04-10 |
| F23D | Burners | F23D11/40 | PVGPATDIS, file of 2026-04-10 |
Cooperative Patent Classification, as currently assigned (one row per subclass).
Assignments and security interests
| Recorded | What | From | To | Reel/frame | Source |
|---|---|---|---|---|---|
| 2025-07-02 | Release of security interest Release of security interest at reel/frame 062153/0169 | WELLS FARGO BANK, NATIONAL ASSOCIATION, AS ADMINISTRATIVE AGENT signed 2025-07-01 | ASTEC, INC. CHATTANOOGA, TN ASTEC INDUSTRIES, INC. CHATTANOOGA, TN ROADTEC, INC. CHATTANOOGA, TN TELSMITH, INC. CHATTANOOGA, TN CARLSON PAVING PRODUCTS, INC. CHATTANOOGA, TN KOLBERG-PIONEER, INC. YANKTON, SD BREAKER TECHNOLOGY, INC. THORNBURY POWER FLAME INCORPORATED PARSONS, KS ASTEC MOBILE SCREENS, INC. STERLING, IL JOHNSON CRUSHERS INTERNATIONAL, INC. EUGENE, OR GEFCO, INC. HIXSON, TN | 71787/926 | PASDL, file of 2026-10-15 |
| 2025-07-02 | Security interest Security interest Security agreement | ASTEC INDUSTRIES, INC. signed 2025-07-01 ASTEC, INC. signed 2025-07-01 ASTEC MOBILE SCREENS, INC. signed 2025-07-01 BREAKER TECHNOLOGY, INC. signed 2025-07-01 CARLSON PAVING PRODUCTS, INC. signed 2025-07-01 JOHNSON CRUSHERS INTERNATIONAL, INC. signed 2025-07-01 KOLBERG-PIONEER, INC. signed 2025-07-01 POWER FLAME INCORPORATED signed 2025-07-01 ROADTEC, INC. signed 2025-07-01 TELSMITH, INC. signed 2025-07-01 TERRASOURCE GLOBAL CORPORATION signed 2025-07-01 CMI/CSI LLC signed 2025-07-01 TABOR MACHINE COMPANY, LLC signed 2025-07-01 ELGIN POWER AND SEPARATION SOLUTIONS, LLC signed 2025-07-01 ELGIN SEPARATION SOLUTIONS INDUSTRIALS, LLC signed 2025-07-01 | WELLS FARGO BANK, NATIONAL ASSOCIATION, AS ADMINISTRATIVE AGENT SAN ANTONIO, TX | 71787/859 | PASDL, file of 2026-10-15 |
| 2022-12-19 | Security interest Security interest Security interest | ASTEC, INC. signed 2022-12-19 ASTEC INDUSTRIES, INC. signed 2022-12-19 ROADTEC, INC. signed 2022-12-19 TELSMITH, INC. signed 2022-12-19 CARLSON PAVING PRODUCTS, INC. signed 2022-12-19 KOLBERG-PIONEER, INC. signed 2022-12-19 BREAKER TECHNOLOGY, INC. signed 2022-12-19 POWER FLAME INCORPORATED signed 2022-12-19 ASTEC MOBILE SCREENS, INC. signed 2022-12-19 JOHNSON CRUSHERS INTERNATIONAL, INC. signed 2022-12-19 GEFCO, INC. signed 2022-12-19 | WELLS FARGO BANK, NATIONAL ASSOCIATION CHARLOTTE, NC | 62153/169 | PASDL, file of 2026-10-15 |
| 2015-10-09 | Assignment Assignment of assignor's interest | HOBBS, ANDREW signed 2015-10-08 PUTMAN, SHANNON signed 2015-10-08 SWANSON, MALCOLM signed 2015-10-08 SWANSON, MICHAEL signed 2015-10-08 UNJAKOTI, JOSEPH signed 2015-10-08 WATTENBARGER, ERIC signed 2015-10-08 | ASTEC, INC. CHATTANOOGA, TN | 36763/847 | ECORSEXC, file of 2026-09-25 |
Documents recorded with the USPTO Assignment Recordation Branch that list this patent. A security interest is a lender’s claim on the patent as collateral; a release ends it.
USPTO bulk data: PatentsView granted patents, disambiguated (PVGPATDIS) for patents, assignees, inventors, places and CPC categories; the USPTO Patent Assignment Dataset (ECORSEXC) for assignments and security interests. Patents filed in the last 20 years. No claims or full text. Links to other records are by name (and state): EXACT means the identical full name and state; FUZZY means a looser name match, with the confidence shown.