Hologen filament lamp
阅读：109发布：2023-05-10
专利汇可以提供Hologen filament lamp专利检索，专利查询，专利分析的服务。并且A halogen filament lamp for copying purposes in which the filament is constructed from filament segments which are connected together by intermediate members; each intermediate member is formed from a helically wound wire which forms one assembly with the adjacent filament segments, a short-circuiting wire being wound across the winding of said intermediate member.，下面是Hologen filament lamp专利的具体信息内容。
1. A halogen filament lamp particularly suitable as a copying lamp comprising: a tubular lamp envelope closed by pinch seals at either end; a filament formed of helically wound wire stretched between the seals, said filament having an intermediate portion which is non-light emissive between two light emissive portions, said intermediate portion formed as a first series of turns wound opposite to the main axial direction of the winding of one of the light-emissive parts and interengaging a portion of the filament wound in said main axial direction and a second series of turns wound across and interengaging the first series of turns and in the main axial direction, the second series of turns leading into the helical turns of the other lightemissive part of the filament.
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