AUTOMATIC VALVE FOR THE INLET MANIFOLD OF AN INTERNAL COMBUSTION ENGINE

• Main Author: RICHARD NIGEL BUSHELL
• Format: Patent
• Language: English
• Published: 28.09.2007
• Subjects: BLASTING; CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TOTRANSPORTATION; COMBUSTION ENGINES; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; HEATING; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS; LIGHTING; MECHANICAL ENGINEERING; SUPPLYING COMBUSTION ENGINES IN GENERAL, WITH COMBUSTIBLEMIXTURES OR CONSTITUENTS THEREOF; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS; TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINSTCLIMATE CHANGE; WEAPONS

AN AUTOMATIC BLEED VALVE IS DISCLOSED, SUITABLE FOR ATTACHMENT TO THE INLET MANIFOLD OF AN INTERNAL COMBUSTION ENGINE IN ORDER TO PROVIDE AN EFFECTIVE EMBODIMENT OF THE "AIR BLEED" PRINCIPLE. SMALL AMOUNTS OF INLET AIR ARE ALLOWED INTO THE INLET MANIFOLD AT PERIODS OF HIGH VACUUM (LOW PRESSURE) PRESENT DURING DECELERATION. THE VALVE CLOSURE IS BIASSED BY A BIASSING MEANS, EG A COMPRESSION SPRING,WHICH ACTS ON THE FACE OF THE CLOSURE DISPOSED AWAY FROM THE SEAT. OTHER ASPECTS PROVIDE FOR A VALVE SEAT WHICH IS ADJUSTABLE IN POSITION RELATIVE TO THE CLOSURE, A CLOSURE & SEAT OF DIFFERENT PLASTICS MATERIALS, AND A CLOSURE WITH A CONICAL ASPECT, PREFERABLY PAIRED WITH A SEAT WITH A COMPLEMENTARY CONTACT PORTION.