Patent US4260266A successfully refreshed from Google Patents.
US4260266A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mix head for the production of a foamable reaction mixture from fluid components
Assignee: Bayer AG
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Filing: 1979-06-06
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Granted: 1981-04-07
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Expires: 1999-06-06
Abstract
Abstract The invention relates to a mix head for the production of a foamable reaction mixture, preferably one forming polyurethane, from fluid components, said mixing head having a distributor member with several outlets attached to the outlet of the mixing chamber.
Inventors
- 👤 Rudolf Rudhart
- 👤 Klaus Schulte
- 👤 Werner Dietrich
- 👤 Heinz Decker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 07:49
CPC Classifications
B; B29; B29B; B29B7/00; B29B7/80; B29B7/74; B29B7/7457; B29C; B29C45/00; B29C45/17; B29C45/20; B29C45/22; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/87249
Claims Analysis
Total Claims: 5
Claim 1
Independent Claim
94 words
A mix head for the production of a foamable reaction mixture from fluid components, comprising a mixing chamber communicating with feed pipes for the fluid components, a distributor member with a plurality of outlets attached to the outlet of said mixing chamber, said distributor member consisting of a housing enclosing a central chamber in which a connecting pipe is longitudinally displaceable, outlet bores being arranged inside said housing behind the outlet end of the connecting pipe, and a distributor cone mounted on a set screw provided opposite the outlet end of said outlet pipe.
Claim 2
Dependent Claim
94 words
A mix head for the production of a foamable reaction mixture from fluid components, comprising a mixing chamber communicating with feed pipes for the fluid components, a distributor member with a plurality of outlets attached to the outlet of said mixing chamber, said distributor member consisting of a housing enclosing a central chamber in which a connecting pipe is longitudinally displaceable, outlet bores being arranged inside said housing behind the outlet end of the connecting pipe, and a distributor cone mounted on a set screw provided opposite the outlet end of said outlet pipe.
Claim 3
Dependent Claim
28 words
The mix head of claim 1, characterized in that the outlet end of said connecting pipe has a sloping surface conforming to the surface of said distributor cone.
Claim 4
Dependent Claim
15 words
The mix head of claim 1, characterized in that said distributor cone has a step.
Claim 5
Dependent Claim
23 words
The mix head of claim 1, characterized in that the outlet bores are directed parallel to the sloping surface of the distributor cone.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1984-04-06 | 1984-10-06 | 1985-04-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1988-04-06 | 1988-10-06 | 1989-04-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1992-04-06 | 1992-10-06 | 1993-04-07 | $7700.00 | Window Closed / Lapsed |