NL165023B - Rooster voor een luidspreker. - Google Patents
Rooster voor een luidspreker.Info
- Publication number
- NL165023B NL165023B NL7507377.A NL7507377A NL165023B NL 165023 B NL165023 B NL 165023B NL 7507377 A NL7507377 A NL 7507377A NL 165023 B NL165023 B NL 165023B
- Authority
- NL
- Netherlands
- Prior art keywords
- grill
- speaker
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/02—Casings; Cabinets ; Supports therefor; Mountings therein
- H04R1/023—Screens for loudspeakers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
- B29C65/02—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure
- B29C65/08—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using ultrasonic vibrations
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/01—General aspects dealing with the joint area or with the area to be joined
- B29C66/05—Particular design of joint configurations
- B29C66/302—Particular design of joint configurations the area to be joined comprising melt initiators
- B29C66/3022—Particular design of joint configurations the area to be joined comprising melt initiators said melt initiators being integral with at least one of the parts to be joined
- B29C66/30223—Particular design of joint configurations the area to be joined comprising melt initiators said melt initiators being integral with at least one of the parts to be joined said melt initiators being rib-like
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/40—General aspects of joining substantially flat articles, e.g. plates, sheets or web-like materials; Making flat seams in tubular or hollow articles; Joining single elements to substantially flat surfaces
- B29C66/47—Joining single elements to sheets, plates or other substantially flat surfaces
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Details Of Audible-Bandwidth Transducers (AREA)
- Telephone Set Structure (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CA203,106A CA992875A (en) | 1974-06-21 | 1974-06-21 | Speaker grills |
Publications (2)
Publication Number | Publication Date |
---|---|
NL7507377A NL7507377A (nl) | 1975-12-23 |
NL165023B true NL165023B (nl) | 1980-09-15 |
Family
ID=4100464
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL7507377.A NL165023B (nl) | 1974-06-21 | 1975-06-20 | Rooster voor een luidspreker. |
Country Status (13)
Country | Link |
---|---|
JP (1) | JPS5113508A (nl) |
BE (1) | BE830491A (nl) |
CA (1) | CA992875A (nl) |
DE (1) | DE2527542A1 (nl) |
DK (1) | DK277775A (nl) |
ES (1) | ES213321Y (nl) |
FR (1) | FR2275955A1 (nl) |
GB (1) | GB1473047A (nl) |
IE (1) | IE41565B1 (nl) |
IT (1) | IT1039191B (nl) |
NL (1) | NL165023B (nl) |
NO (1) | NO752097L (nl) |
SE (1) | SE7507132L (nl) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5699127A (en) * | 1979-12-29 | 1981-08-10 | Electroplating Eng Of Japan Co | Automatic plating device |
DE9113951U1 (de) * | 1991-11-09 | 1992-01-02 | Metalpraecis Berchem + Schaberg Gesellschaft für Metallformgebung mbH, 4650 Gelsenkirchen | Absperrvorrichtung zum Einbau in eine Rohrleitung, die ein heißes strömendes Medium führt |
JP2010114806A (ja) * | 2008-11-10 | 2010-05-20 | Toppan Printing Co Ltd | スピーカーグリルとその製造方法、およびスピーカーグリルを付設したスピーカー |
CN111328002B (zh) * | 2018-12-17 | 2024-06-11 | 海湾安全技术有限公司 | 报警器和声装置 |
-
1974
- 1974-06-21 CA CA203,106A patent/CA992875A/en not_active Expired
-
1975
- 1975-06-11 GB GB2505975A patent/GB1473047A/en not_active Expired
- 1975-06-12 NO NO752097A patent/NO752097L/no unknown
- 1975-06-19 SE SE7507132A patent/SE7507132L/xx unknown
- 1975-06-19 DK DK277775A patent/DK277775A/da unknown
- 1975-06-20 DE DE19752527542 patent/DE2527542A1/de not_active Withdrawn
- 1975-06-20 BE BE157553A patent/BE830491A/xx unknown
- 1975-06-20 JP JP50074595A patent/JPS5113508A/ja active Pending
- 1975-06-20 FR FR7519442A patent/FR2275955A1/fr not_active Withdrawn
- 1975-06-20 ES ES1975213321U patent/ES213321Y/es not_active Expired
- 1975-06-20 IT IT24629/75A patent/IT1039191B/it active
- 1975-06-20 IE IE1384/75A patent/IE41565B1/en unknown
- 1975-06-20 NL NL7507377.A patent/NL165023B/nl not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
DK277775A (da) | 1975-12-22 |
ES213321U (es) | 1976-06-16 |
IE41565L (en) | 1975-12-21 |
ES213321Y (es) | 1976-11-01 |
NL7507377A (nl) | 1975-12-23 |
BE830491A (fr) | 1975-10-16 |
FR2275955A1 (fr) | 1976-01-16 |
DE2527542A1 (de) | 1976-01-08 |
CA992875A (en) | 1976-07-13 |
GB1473047A (en) | 1977-05-11 |
SE7507132L (sv) | 1975-12-22 |
IE41565B1 (en) | 1980-01-30 |
NO752097L (nl) | 1975-12-23 |
IT1039191B (it) | 1979-12-10 |
JPS5113508A (nl) | 1976-02-03 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
P1 | Automatically granted patents, except | ||
RI | Patent application has been withdrawn after publication (e.g. due to an opposition) | ||
BI | The patent application has been withdrawn |