Ventilator device for vehicle

• US 4,691,623 A
• Filed: 08/21/1986
• Issued: 09/08/1987
• Est. Priority Date: 08/27/1985
• Status: Expired due to Fees

• Current Assignee: Nifco Incorporated
• Original Assignee: Nifco Incorporated
• Inventors: Mizusawa, Akira
• Primary Examiner(s): Makay, Albert J.
• Assistant Examiner(s): Warner, Steven E.
• Application Number:
  US06/898,960
• Time in Patent Office: 383 Days
• Field of Search: 98/2, 98/2.18, 98/114, 137/512.15, 137/846
• US Class Current: 454/164
• CPC Class Codes: B60H 1/249 using one-way valves
• CPC Class Codes: F16K 15/1402 having an integral flexible member cooperating with a plurality of seating surfaces
• CPC Class Codes: F16K 15/147 the closure elements having specially formed slits or being of an elongated easily collapsible form
• CPC Class Codes: Y10T 137/784 Integral resilient member forms plural valves
• CPC Class Codes: Y10T 137/7882 Having exit lip

Abstract

A ventilator device for a vehicle comprises a ventilation frame including a shutter-like grille and a side wall rearwardly extending therefrom and a valve member including a bill-shaped check valve projecting toward the grille. An end of the periphery of the valve member is engaged with an end of the side wall.

Claims

1. A two-piece venilator device for use in connection with a vehicle comprising a ventilation frame including a shutter-like grille and a sidewall rearwardly extending from said grille and a one-piece molded frame-like valve member mounted in said side wall and including a check valve for exhausting air from the vehicle to the outside thereof through said grille, wherein:

said valve member has a bill-shaped check valve projecting toward said grille, and an end of the periphery of said valve member and an end of said side wall are provided with respective engagement means for snappingly engaging with each other.

2. The ventilator device for a vehicle according to claim 1, wherein said bill-shaped check valve consists of a pair of valve pieces arranged to define a V-shaped sectional profile and in linear contact with each other.

3. The ventilator device for a vehicle according to claim 1, wherein said engagement means consist of a projection provided on said valve member and a recess provided on said side wall.