Internal combustion engine and method of igniting a fuel
US-2015377206-A1 · Dec 31, 2015 · US
US2016252045A1 · US · A1
| Field | Value |
|---|---|
| Publication number | US-2016252045-A1 |
| Application number | US-201615050863-A |
| Country | US |
| Kind code | A1 |
| Filing date | Feb 23, 2016 |
| Priority date | Feb 27, 2015 |
| Publication date | Sep 1, 2016 |
| Grant date | — |
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A cylinder head comprising at least one pre-chamber, at least one spark plug projecting into the pre-chamber, and at least one pre-chamber gas valve opening into the pre-chamber, wherein the spark plug and the pre-chamber gas valve are arranged in a common cavity of the cylinder head, wherein the spark plug and the pre-chamber gas valve are arranged in bores which mutually pass through each other.
Opening claim text (preview).
1 . A cylinder head comprising at least one pre-chamber, at least one spark plug projecting into the pre-chamber, and at least one pre-chamber gas valve opening into the pre-chamber, wherein the spark plug and the pre-chamber gas valve are arranged in a common cavity of the cylinder head, wherein the pre-chamber gas valve and the spark plug are arranged in bores which mutually pass through each other. 2 . A cylinder head as set forth in claim wherein the spark plug is arranged in a spark plug sleeve, wherein the cavity is provided in the spark plug sleeve. 3 . A cylinder head as set forth in claim 1 , wherein sealing of the pre-chamber gas valve relative to the cylinder head or the spark plug sleeve is effected over the periphery of the pre-chamber gas valve. 4 . A cylinder head as set forth in claim 3 , wherein sealing of the pre-chamber gas valve is by way of at least one O-ring. 5 . A cylinder head as set forth in claim 4 , wherein the at least one O-ring is arranged in an opening formed by projections at the outside wall of the pre-chamber gas valve. 6 . An internal combustion engine having a cylinder head as set forth in claim 1 . 7 . A cylinder head as set forth in claim 2 , wherein sealing of the pre-chamber gas valve relative to the cylinder head or the spark plug sleeve is effected over the periphery of the pre-chamber gas valve. 8 . An internal combustion engine having a cylinder head as set forth in claim 2 . 9 . An internal combustion engine having a cylinder head as set forth in claim 3 . 10 . An internal combustion engine having a cylinder head as set forth in claim 4 . 11 . An internal combustion engine having a cylinder head as set forth in claim 5 .
Electric spark ignition having characteristics not provided for in, or of interest apart from, groups F02P1/00 - F02P13/00 {and combined with layout of ignition circuits (not combined F02B, F02C, F02G, F02K)} · CPC title
Arrangement of spark plugs or injectors · CPC title
with positive ignition (engines with non-timed positive ignition, and with incandescent chambers F02B9/08) · CPC title
Outwardly opening valves, e.g. poppet valves · CPC title
Improving ICE efficiencies · CPC title
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