Back to results
US 7,124,923 B2Granted
Combustion-powered tool fuel heating system
AssigneeIllinois Tool Works Inc.
InventorCheryl L. Panasik
Life of this patent
Estimating the term…
Abstract
A combustion-powered tool has an engine and a heating system, where the tool receives and preheats a fuel cell. The fuel cell has a receiving portion for a heat transfer element which is associated with the engine. The heat transfer element is configured for engaging the fuel cell to conduct heat from the engine to the fuel cell.
Claims19
A combustion-powered tool having an engine and a heating system, the tool configured to receive and preheat a fuel cell having a receiving portion, comprising:
- a heat transfer element associated with the engine and having an engaging portion configured for engaging the fuel cell at the receiving portion to conduct heat from the engine to the fuel cell, wherein the receiving portion is a formation in the fuel cell, and said engaging portion has a generally complementary shape to the formation.
A fuel cell configured for receiving a heat transfer element of a combustion-powered tool having an engine, comprising:
- a receiving portion configured for receiving the heat transfer element of the tool for receiving heat from the engine, wherein said receiving portion is a formation in one of a peripheral surface and an end surface of the fuel cell.
Dependencies are inferred from the claim text.