Integral telephone set and handset
AssigneeNorthern Telecom Limited
InventorGeorge V. Lenaerts
Life of this patent
Estimating the term…
Abstract
An integral telephone set and handset has two cooperating housings forming a hollow handset with a rigid support member in the form of a porcelain coated steel plate which carries the pushbutton assembly on one side and the electrical components or devices on the other. The receiver, transmitter and line switch and recall button can also be mounted on the support member.
Claims11
An integral combined telephone set and handset comprising an elongate hollow member having a perforated mouth position at one end, a perforated ear position at the other end, and a pushbutton dial position intermediate the mouth and ear positions, and an elongate rigid support member extending longitudinally in said hollow member, said support member comprising a steel sheet member having upper and lower surfaces and a porcelain layer on both surfaces;
- a contact circuit on the upper surface, the contact circuit including a plurality of switch positions each having a contact area;
- a spring contact assembly mounted on the upper surface and including a plurality of snap-action spring contact members, a member aligned with each switch position and contact area;
- a pushbutton assembly mounted on the upper surface over said spring contact assembly and including a plurality of pushbuttons, each pushbutton aligned with a spring contact member;
- said pushbuttons extending through apertures at said pushbutton dial position;
- circuit means on the lower surface of said support member, said circuit means including an electrical circuit pattern and electrical devices connected to said circuit pattern and said contact circuit;
- a transmitter mounted at one end on said support member and adjacent to said mouth position;
- a receiver mounted at the other end on said support member and adjacent to said ear position;
- a line switch mounted in said hollow member and including actuating means extending from within said hollow member;
- and a ringer mounted in said hollow member, the arrangement such that said support member carries the electrical and electronic circuit components of a telephone set.
Dependencies are inferred from the claim text.