| Patent Number |
Title Of Patent |
Date Issued |
| 6690016 |
Process control by transient thermography |
February 10, 2004 |
| A method and apparatus for detecting, locating, isolating and controlling variations in the manufacturing process by transient thermography. A heat source (200) imparts heat to a surface which is radiated in the infrared region. Infrared sensors (204, 206, 208, 210) are coupled to a proc |
| 6607576 |
Oxidation, carburization and/or sulfidation resistant iron aluminide alloy |
August 19, 2003 |
| The invention relates generally to aluminum containing iron-base alloys useful as electrical resistance heating elements. The aluminum containing iron-base alloys have improved room temperature ductility, electrical resistivity, cyclic fatigue resistance, high temperature oxidation r |
| 6280682 |
Iron aluminide useful as electrical resistance heating elements |
August 28, 2001 |
| The invention relates generally to aluminum containing iron-base alloys useful as electrical resistance heating elements. The aluminum containing iron-base alloys have improved room temperature ductility, electrical resistivity, cyclic fatigue resistance, high temperature oxidation r |
| 6040560 |
Power controller and method of operating an electrical smoking system |
March 21, 2000 |
| A novel controller in an electrical smoking system and method, wherein the method includes the steps of: establishing a preferred thermal pathway to be executed with each heater activation responsively to a puff on an electrically heated cigarette; configuring a power cycle in accordance |
| 5976458 |
Iron aluminide useful as electrical resistance heating elements |
November 2, 1999 |
| The invention relates generally to aluminum containing iron-base alloys useful as electrical resistance heating elements. The aluminum containing iron-base alloys have improved room temperature ductility, electrical resistivity, cyclic fatigue resistance, high temperature oxidation r |
| 5954979 |
Heater fixture of an electrical smoking system |
September 21, 1999 |
| A novel electrical smoking system and method of establishing resistance to draw upon a cigarette while smoking a cigarette in an electrical smoking system comprising the step of operatively interposing a frit between a source of ambient air and the cigarette. |
| 5878752 |
Method and apparatus for using, cleaning, and maintaining electrical heat sources and lighters u |
March 9, 1999 |
| Methods and apparatuses for cleaning an electrical lighter are provided. A sleeve, e.g., ceramic or metal, surrounds the heater fixture, and a resistive heating element is in thermal proximity with the sleeve. The resistive heating element is either a dedicated element or the cigarette |
| 5865185 |
Flavor generating article |
February 2, 1999 |
| A smoking article is provided in which a replaceable tobacco flavor unit containing tobacco flavor material is electrically heated by a set of permanent reusable heaters to evolve flavors or other components in vapor or aerosol form for delivery to a smoker. Each heater heats only a port |
| 5750964 |
Electrical heater of an electrical smoking system |
May 12, 1998 |
| A smoking system is provided in which a replaceable cigarette containing tobacco flavor material is electrically heated by a set of electrical heater elements contained within a lighter to evolve tobacco flavors or other components in vapor or aerosol form for delivery to a smoker. The |
| 5726421 |
Protective and cigarette ejection system for an electrical smoking system |
March 10, 1998 |
| An ejection system is provided which has a mechanism such as a plunger which is positioned to eject at least a portion of a cigarette from the lighter cavity upon actuation by a smoker. The plunger is also positionable to occlude the lighter opening to protect the lighter cavity from |
| 5708258 |
Electrical smoking system |
January 13, 1998 |
| A smoking system is provided in which a replaceable cigarette containing tobacco flavor material is electrically heated by a set of electrical heater elements contained within a lighter to evolve tobacco flavors or other components in vapor or aerosol form for delivery to a smoker. The |
| 5692526 |
Cigarette for electrical smoking system |
December 2, 1997 |
| A novel cigarette of an electrical cigarette system and method of making same, the cigarette comprising a tubular tobacco web and a plug disposed within said tubular tobacco web which provides a structural connection that remains intact after a smoking of the cigarette. The disclosure |
| 5666978 |
Electrical smoking system for delivering flavors and method for making same |
September 16, 1997 |
| A smoking system is provided in which a replaceable cigarette containing tobacco flavor material is electrically heated by a set of electrical heater elements contained within a lighter to evolve tobacco flavors or other components in vapor or aerosol form for delivery to a smoker. The |
| 5665262 |
Tubular heater for use in an electrical smoking article |
September 9, 1997 |
| A cylindrical tube is provided of a mechanically strong and flexible electrical conductor such as a metal and has a plurality of separated regions. An electrically insulating layer such as a ceramic is applied on the outer surface except for one exposed portion. Electrically resistive |
| 5649554 |
Electrical lighter with a rotatable tobacco supply |
July 22, 1997 |
| A lighter is provided having a tobacco flavor heating system which includes a rotatable tobacco containing disc or spiral. This disc or spiral is registered in thermal proximity to a heating element and heated to generate tobacco flavors in response to a sensor. The disc and spiral are |
| 5620651 |
Iron aluminide useful as electrical resistance heating elements |
April 15, 1997 |
| The invention relates generally to aluminum containing iron-base alloys useful as electrical resistance heating elements. The aluminum containing iron-base alloys have improved room temperature ductility, electrical resistivity, cyclic fatigue resistance, high temperature oxidation r |
| 5613505 |
Inductive heating systems for smoking articles |
March 25, 1997 |
| An induction heating source is provided for use with an electrical smoking article. The induction heating source provides an alternating electromagnetic field which inductively heats a susceptor in thermal proximity with tobacco flavor medium to generate aerosols. A plurality of indu |
| 5613504 |
Flavor generating article and method for making same |
March 25, 1997 |
| A smoking article is provided in which a replaceable tobacco flavor unit containing tobacco flavor material is electrically heated by a set of permanent reusable heaters to evolve flavors or other components in vapor or aerosol form for delivery to a smoker. Each heater heats only a port |
| 5595706 |
Aluminum containing iron-base alloys useful as electrical resistance heating elements |
January 21, 1997 |
| The invention relates generally to aluminum containing iron-base alloys useful as electrical resistance heating elements. The aluminum containing iron-base alloys have a disordered body centered cubic structure and improved room temperature ductility, electrical resistivity, cyclic f |
| 5591368 |
Heater for use in an electrical smoking system |
January 7, 1997 |
| A provided heater comprises a supporting hub and a plurality of electrically resistive heater blades defining a receptacle to receive an inserted cigarette. Each blade comprises a first heater blade leg having a first end and a second end and extending at the first end from the suppo |
| 5505214 |
Electrical smoking article and method for making same |
April 9, 1996 |
| A smoking article is provided in which a replaceable tobacco flavor unit containing tobacco flavor material is electrically heated by a set of permanent reusable heaters to evolve flavors or other components in vapor or aerosol form for delivery to a smoker. Each heater heats only a port |
| 5388594 |
Electrical smoking system for delivering flavors and method for making same |
February 14, 1995 |
| A smoking system is provided in which a replaceable cigarette containing tobacco flavor material is electrically heated by a set of electrical heater elements contained within a lighter to evolve tobacco flavors or other components in vapor or aerosol form for delivery to a smoker. The |
| 5353813 |
Reinforced carbon heater with discrete heating zones |
October 11, 1994 |
| A bladed tubular array for use as a heating element in an electrical smoking article, and a tobacco flavor element for such an article based thereon, are provided. The integral carbon heater preferably provides eight thermally and electrically discrete heating zones to provide an opt |
| 5345951 |
Smoking article |
September 13, 1994 |
| A smoking article in which a flavored aerosol is generated by heat transfer to a flavor bed from the combustion of a heat source is provided. The article generates substantially no sidestream smoke. The transfer of heat from the heat source to the flavor bed is accomplished by convective |
| 5322495 |
High speed vacuum assisted free flowing material inserter in filter rod manufacture |
June 21, 1994 |
| This invention relates to a method for delivering free-flowing material into discrete receiving spaces separating filter plugs in partially constructed cigarette filter assemblies. The method entails rapidly feeding a free flowing material such as charcoal into partially constructed |
| 5221247 |
High speed vacuum assisted free flowing material inserter in filter rod manfacture |
June 22, 1993 |
| This invention relates to a device for delivering free-flowing material into discrete receiving spaces separating filter plugs in partially constructed cigarette filter assemblies. The device has a metering drum for dispensing free-flowing material onto an air permeable transport tape. |
| 4817638 |
Apparatus for adjusting a cigarette having variable smoking characteristics |
April 4, 1989 |
| Apparatus for adjusting a cigarette having a variable smoking characteristic to a preselected level of that characteristic is provided. A cigarette having a rotatable element for controlling a smoking characteristic, and assembled with a first level of that characteristic, is adjuste |
| 4795411 |
Apparatus for forming annular grooves or slits in rod-shaped articles |
January 3, 1989 |
| An apparatus is disclosed for forming annular grooves or slits in rod-shaped articles such as cigarette filter plugs. The apparatus comprises a first endless belt or similar device and, spaced therefrom, a second element defining with the belt a channel of predetermined width. Prefer |
