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Class Information
Number: 219/520
Name: Electric heating > Heating devices > With heater-unit housing, casing, or support means (e.g., frame and single sheet)
Description: Subject matter comprising the combination of a resistance heater unit with a particular housing, casing or support means therefor.
Sub-classes under this class:
| Class Number |
Class Name |
Patents |
| 219/524 |
Comprising hinged or separable compartment (e.g., waffle iron type) |
101 |
| 219/528 |
Flexible or resilient (e.g., warming pad) |
525 |
| 219/523 |
Housing, casing, or support insertable into material or space to be heated (e.g., immersion type) |
323 |
| 219/522 |
Housing, casing, or support performs plural diverse functions (e.g., window) |
269 |
| 219/521 |
Including or comprising holding or support means for material to be heated |
579 |
| 219/533 |
Portable (e.g., with handle) |
126 |
| 219/534 |
Rigid tubular housing, casing, or support (e.g., flattened tube) |
84 |
| 219/535 |
Specially formed or adapted to fit material to be heated (e.g., a pipe) |
529 |
| 219/530 |
With heat storage or transfer means (vanes) |
302 |
| 219/536 |
With heating unit mounting or attaching means |
296 |
| 219/526 |
With means for attaching housing or casing to an external device (e.g., magnetic or vacuum) |
37 |
| 219/532 |
With open frame or grid-type support |
133 |
| 219/531 |
With thermal insulation or cooling means |
56 |
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7576305 |
Heat-generating element of a heating device |
Aug. 18, 2009 |
| 7521654 |
Heater panel of a radiant heater compromising a heating spiral |
Apr. 21, 2009 |
| 7365288 |
Heater assembly for dryer |
Apr. 29, 2008 |
| 7355147 |
Ice removal for a pond |
Apr. 8, 2008 |
| 7342206 |
Tailored heat transfer layered heater system |
Mar. 11, 2008 |
| 7335855 |
Electric PCB heating component, electronic circuit board and heating method |
Feb. 26, 2008 |
| 7332693 |
Tube and method for bracing functional elements in the same |
Feb. 19, 2008 |
| 7329842 |
Ceramic heater and method for producing ceramic heater |
Feb. 12, 2008 |
| 7282678 |
Electric heating module |
Oct. 16, 2007 |
| 7212718 |
Apparatus and method for heat-treatment of optical fiber reinforcing member and optical fiber fusion splicing apparatus |
May. 1, 2007 |
| 7104706 |
Heating device |
Sep. 12, 2006 |
| 7078658 |
Heater mat made of electrically-conductive fibers |
Jul. 18, 2006 |
| 7038169 |
Electric heater for the coupling head of a central buffer coupling |
May. 2, 2006 |
| 7030344 |
Defroster for heat exchanger and fabrication method thereof |
Apr. 18, 2006 |
| 6917020 |
Ceramic heater |
Jul. 12, 2005 |
| 6878177 |
Incubator having combined HEPA and VOC filter |
Apr. 12, 2005 |
| 6849938 |
Ceramic substrate for semiconductor production and inspection |
Feb. 1, 2005 |
| 6849835 |
Household food warmer for keeping foods and beverages warm |
Feb. 1, 2005 |
| 6837845 |
Calibration system without using potentiometers |
Jan. 4, 2005 |
| 6791066 |
Eliminating hot spots at end portions of bus bars of a heatable transparency having an electrically conductive member |
Sep. 14, 2004 |
| 6727468 |
Flexible heating system having high transmissivity |
Apr. 27, 2004 |
| 6723968 |
Conductive U-shaped jumper strap and method of use |
Apr. 20, 2004 |
| 6674052 |
Thermal cup |
Jan. 6, 2004 |
| 6664511 |
Package for optical components |
Dec. 16, 2003 |
| 6650830 |
Extendable heater |
Nov. 18, 2003 |
| 6642732 |
Probe station thermal chuck with shielding for capacitive current |
Nov. 4, 2003 |
| 6604942 |
Hot water towel warmer |
Aug. 12, 2003 |
| 6492628 |
Heater supporting structure and heating furnace for bending a glass sheet |
Dec. 10, 2002 |
| 6486440 |
Redundant package for optical components |
Nov. 26, 2002 |
| 6462317 |
Heater bar utilizing a positive temperature coefficient heating element |
Oct. 8, 2002 |
| 6365882 |
Thin heating element made from low resistance material |
Apr. 2, 2002 |
| 6250372 |
Air conditioner |
Jun. 26, 2001 |
| 6194686 |
Portable ground thawing panel system |
Feb. 27, 2001 |
| 6184505 |
Gauge assembly for holding heater wire |
Feb. 6, 2001 |
| 6136280 |
Autoclave device and PTC heating arrangement for use therewith |
Oct. 24, 2000 |
| 6117687 |
Controlled atmosphere incubator |
Sep. 12, 2000 |
| 6069998 |
Integral water heater and water temperature sensor |
May. 30, 2000 |
| 6067404 |
Radiant electric heater with fabric covering sheet |
May. 23, 2000 |
| 6040562 |
Structure for uniform heating in a heating device |
Mar. 21, 2000 |
| 6031214 |
Device for heating an aerofoil |
Feb. 29, 2000 |
| 6021155 |
Heat treating furnace having improved hot zone |
Feb. 1, 2000 |
| 6014498 |
Device for heating fluid control apparatus |
Jan. 11, 2000 |
| 6004512 |
Sample cartridge slide block |
Dec. 21, 1999 |
| 5994679 |
Thermal housing for optical circuits |
Nov. 30, 1999 |
| 5994661 |
Thermo-quiescent reservoir system for a gaseous-discharge device |
Nov. 30, 1999 |
| 5994678 |
Apparatus for ceramic pedestal and metal shaft assembly |
Nov. 30, 1999 |
| 5844202 |
Portable automatic windshield defroster |
Dec. 1, 1998 |
| 5792427 |
Controlled atmosphere incubator |
Aug. 11, 1998 |
| 5786574 |
Baseball bat warmer |
Jul. 28, 1998 |
| 5690850 |
Hockey stick blade application/removal tool |
Nov. 25, 1997 |
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