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1. (WO1997018117) SPRING BRAKE ACTUATOR HAVING PLASTIC PRESSURE PLATE ASSEMBLY
Latest bibliographic data on file with the International Bureau

Pub. No.: WO/1997/018117 International Application No.: PCT/US1995/014780
Publication Date: 22.05.1997 International Filing Date: 14.11.1995
Chapter 2 Demand Filed: 29.05.1997
IPC:
B60T 17/08 (2006.01)
B PERFORMING OPERATIONS; TRANSPORTING
60
VEHICLES IN GENERAL
T
VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
17
Component parts, details, or accessories of brake systems not covered by groups B60T8/, B60T13/ or B60T15/170
08
Brake cylinders other than ultimate actuators
Applicants:
NAI ANCHORLOK, INC. [US/US]; 1950 Industrial Boulevard P.O. Box 425 Muskegon, MI 49443-0425, US (AllExceptUS)
STOJIC, Steven, M. [US/US]; US (UsOnly)
Inventors:
STOJIC, Steven, M.; US
Agent:
BAIR, Joel, E.; Varnum, Riddering, Schmidt & Howlett L.L.P. Bridgewater Place P.O. Box 352 Grand Rapids, MI 49501-0352, US
Priority Data:
Title (EN) SPRING BRAKE ACTUATOR HAVING PLASTIC PRESSURE PLATE ASSEMBLY
(FR) DISPOSITIF D'ACTIONNEMENT DE FREIN A RESSORT AYANT UN ENSEMBLE PLAQUE DE PRESSION EN PLASTIQUE
Abstract:
(EN) An air-operated diaphragm spring brake actuator (200) has a pressure plate (228) formed entirely of plastic. The diaphragm (218) is secured to the pressure plate by ultrasonic welding. The pressure plate also has a central hub (246) which centers the opening and receives the actuator rod (230) in press-fit engagement.
(FR) Un dispositif d'actionnement (200) à diaphragme actionné par l'air, destiné à un frein à ressort, comprend une plaque de pression (228) constituée entièrement de plastique. Le diaphragme (218) est fixé à la plaque de pression par soudage ultrasonique. La plaque de pression a également un moyeu central (246) qui centre l'ouverture et dans lequel est introduite de force la tige d'actionnement (230).
Designated States: AM, AT, AU, BB, BG, BR, BY, CA, CH, CN, CZ, DE, DK, EE, ES, FI, GB, GE, HU, IS, JP, KE, KG, KP, KR, KZ, LK, LR, LT, LU, LV, MD, MG, MN, MW, MX, NO, NZ, PL, PT, RO, RU, SD, SE, SG, SI, SK, TJ, TM, TT, UA, UG, US, UZ, VN
European Patent Office (AT, BE, CH, DE, DK, ES, FR, GB, GR, IE, IT, LU, MC, NL, PT, SE)
Publication Language: English (EN)
Filing Language: English (EN)
Also published as:
MXPA/a/1998/003781EP0858407JP2001510412 DE000000858407KR1019990067587AU1996042364