USD340445S - Dual component keyboard unit - Google Patents

Dual component keyboard unit Download PDF

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Publication number
USD340445S
USD340445S US07/757,435 US75743591F USD340445S US D340445 S USD340445 S US D340445S US 75743591 F US75743591 F US 75743591F US D340445 S USD340445 S US D340445S
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US
United States
Prior art keywords
keyboard unit
dual component
component keyboard
elevational view
dual
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
US07/757,435
Inventor
Kai-Uwe Marquardt
Ekkehard Sachs
Ralf Sauer
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Marquardt GmbH
Original Assignee
Marquardt GmbH
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Marquardt GmbH filed Critical Marquardt GmbH
Assigned to MARQUARDT GMBH reassignment MARQUARDT GMBH ASSIGNMENT OF ASSIGNORS INTEREST. Assignors: MARQUARDT, KAI-UWE, SACHS, EKKEHARD, SAUER, RALF
Application granted granted Critical
Publication of USD340445S publication Critical patent/USD340445S/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Description

FIG. 1 is a reduced top plan view of the dual component keyboard unit showing our new design;
FIG. 2 is a front elevational view of the largest keyboard shown separately for clarity of illustration only;
FIG. 3 is a rear elevational view thereof;
FIG. 4 is a side elevational view thereof;
FIG. 5 is a side elevational view thereof opposite that shown in FIG. 4;
FIG. 6 is a front top and side perspective view thereof;
FIG. 7 is a front elevational view of the smallest keyboard shown separately for clarity of illustration only;
FIG. 8 is a rear elevational view thereof;
FIG. 9 is a side elevational view thereof;
FIG. 10 is a side elevational view thereof opposite that shown in FIG. 9; and,
FIG. 11 is a front top and side perspective view thereof.

Claims (1)

  1. The ornamental design for a dual component keyboard unit, as shown and described.
US07/757,435 1991-03-13 1991-09-10 Dual component keyboard unit Expired - Lifetime USD340445S (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DEM9101962.1 1991-03-13
DEM9101962 1991-03-13

Publications (1)

Publication Number Publication Date
USD340445S true USD340445S (en) 1993-10-19

Family

ID=70725492

Family Applications (2)

Application Number Title Priority Date Filing Date
US07/757,435 Expired - Lifetime USD340445S (en) 1991-03-13 1991-09-10 Dual component keyboard unit
US07/757,433 Expired - Lifetime USD341134S (en) 1991-03-13 1991-09-10 Keyboard

Family Applications After (1)

Application Number Title Priority Date Filing Date
US07/757,433 Expired - Lifetime USD341134S (en) 1991-03-13 1991-09-10 Keyboard

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US (2) USD340445S (en)

Cited By (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USD348877S (en) 1992-10-30 1994-07-19 Lichtenberg Allan C Maximum comfort keyboard
USD354279S (en) 1993-02-16 1995-01-10 Ciccone David C Keyboard
USD362432S (en) 1994-02-23 1995-09-19 Microsoft Corporation Keyboard
USD363277S (en) 1993-12-17 1995-10-17 Silitek Corporation Keyboard with a trackball
USD363480S (en) 1994-07-14 1995-10-24 Wu Chun K Keyboard
USD364155S (en) 1993-12-17 1995-11-14 Silitek Corporation Bilaterally liftable keyboard
US5473347A (en) 1994-03-16 1995-12-05 Gateway 2000 Integrated pointing and signaling device
USD365552S (en) 1993-03-04 1995-12-26 Marquardt Gmbh Keyboard
USD368902S (en) 1995-06-20 1996-04-16 Ortek Technology, Inc. Keyboard
USD381016S (en) * 1996-03-28 1997-07-15 Microsoft Corporation Palm rest portion for a keyboard
US5673040A (en) 1991-04-10 1997-09-30 Kinesis Corporation Ergonomic keyboard apparatus
US5689253A (en) 1991-04-10 1997-11-18 Kinesis Corporation Ergonomic keyboard apparatus
USD475051S1 (en) 2001-03-28 2003-05-27 Barbara Sexton Computer keyboard
USD482037S1 (en) 2002-03-06 2003-11-11 Alfredo Buhler Computer keyboard
US20040037605A1 (en) * 2000-05-15 2004-02-26 Kwok Mak Hing Keypads for computers and typewriters
USD492309S1 (en) 2002-05-15 2004-06-29 Alfredo Buhler Computer keyboard
USD500318S1 (en) 2003-12-16 2004-12-28 Alfredo Buhler Computer keyboard
USD580936S1 (en) 2007-01-31 2008-11-18 Ikey, Ltd. Keyboard
USD583375S1 (en) * 2007-01-26 2008-12-23 Alfredo Buhler Computer keyboard
USD585063S1 (en) 2007-11-27 2009-01-20 Kinesis Corporation Keyboard
USD599349S1 (en) 2008-07-14 2009-09-01 Ikey, Ltd. Keyboard
USD599351S1 (en) * 2008-06-27 2009-09-01 Microsoft Corporation Keyboard
USD604301S1 (en) * 2008-10-03 2009-11-17 Microsoft Corporation Keyboard
USD611482S1 (en) 2008-10-03 2010-03-09 Microsoft Corporation Keyboard
USD611481S1 (en) 2008-10-03 2010-03-09 Microsoft Corporation Keyboard
USD894184S1 (en) * 2018-05-18 2020-08-25 Compal Information (Kunshan) Co., Ltd Keyboard
USD925533S1 (en) * 2019-11-21 2021-07-20 Beijing Jingheng Tengwei Kejian Trading Co., Ltd. Keyboard
USD936055S1 (en) * 2020-09-30 2021-11-16 Shenzhen Qianhai Patuoxun Network And Technology Co., Ltd Keyboard with built-in mouse
USD945431S1 (en) * 2020-09-02 2022-03-08 Shenzhen Hastech Industries Co., Ltd Bluetooth keyboard
USD952632S1 (en) * 2020-10-15 2022-05-24 Shenzhen Qianhai Patuoxun Network And Technology Co., Ltd. Keyboard with built-in mouse

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5360280A (en) * 1992-05-19 1994-11-01 Metamorfyx Ergonomic keyboard including arcuate elongated keys
USD370669S (en) 1993-03-30 1996-06-11 Kinesis Corporation Keyboard
USD357911S (en) 1994-05-04 1995-05-02 Ergonomics, Inc. Computer keyboard
USD361562S (en) 1994-10-11 1995-08-22 Renaissance Research Incorporated Keyboard housing
USD387340S (en) * 1995-07-10 1997-12-09 Hau Pham Ergonomic keyboard

Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE577708C (en) 1929-09-11 1933-06-03 Julius Kupfahl Typewriter keyboard
DE1255117B (en) 1963-08-30 1967-11-30 Max Planck Gesellschaft Keyboard for controlling the drive of functional devices on typewriters and similar machines
DE2218065A1 (en) 1972-04-14 1973-10-31 Georg Nawroth KEYBOARD FOR TYPEWRITERS OR THE SAME
EP0055220B1 (en) 1980-12-19 1986-07-23 Standard Telephon Und Radio Ag Keyboard arrangement
USD291574S (en) 1985-01-14 1987-08-25 Wico Distribution Company, L.P. Keyboard including trackball
USD309296S (en) 1987-06-25 1990-07-17 Societe D'applications Generales D'electricite Credit card terminal with auxiliary keyboard
US5067834A (en) 1989-07-07 1991-11-26 Szmanda Jeffrey P Input keyboard apparatus for information processing device and other keyboard devices
USD323817S (en) 1989-07-18 1992-02-11 Krone Ag Computer terminal with ergonomic alphanumeric keyboard
USD323816S (en) 1989-07-18 1992-02-11 Krone Ag Computer terminal with ergonomic numerical keyboard
US5122786A (en) 1990-06-27 1992-06-16 Freeman Rader Ergonomic keypads for desktop and armrest applications

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USD317595S (en) 1988-04-28 1991-06-18 Casio Computer Co., Ltd. Keyboard for data processing system

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE577708C (en) 1929-09-11 1933-06-03 Julius Kupfahl Typewriter keyboard
DE1255117B (en) 1963-08-30 1967-11-30 Max Planck Gesellschaft Keyboard for controlling the drive of functional devices on typewriters and similar machines
DE2218065A1 (en) 1972-04-14 1973-10-31 Georg Nawroth KEYBOARD FOR TYPEWRITERS OR THE SAME
EP0055220B1 (en) 1980-12-19 1986-07-23 Standard Telephon Und Radio Ag Keyboard arrangement
USD291574S (en) 1985-01-14 1987-08-25 Wico Distribution Company, L.P. Keyboard including trackball
USD309296S (en) 1987-06-25 1990-07-17 Societe D'applications Generales D'electricite Credit card terminal with auxiliary keyboard
US5067834A (en) 1989-07-07 1991-11-26 Szmanda Jeffrey P Input keyboard apparatus for information processing device and other keyboard devices
USD323817S (en) 1989-07-18 1992-02-11 Krone Ag Computer terminal with ergonomic alphanumeric keyboard
USD323816S (en) 1989-07-18 1992-02-11 Krone Ag Computer terminal with ergonomic numerical keyboard
US5122786A (en) 1990-06-27 1992-06-16 Freeman Rader Ergonomic keypads for desktop and armrest applications

Non-Patent Citations (3)

* Cited by examiner, † Cited by third party
Title
"Die ergonomische Tastatur. Konsequent in Richtung Zukunft gedacht"; (Marquardt); [Ergonomic Keyboard. Responsibility Conceived toward the Future]; 1987.
"Ergonomische tastaturgestaltung"; (Fraunhofer-Institut); [Ergonomic Keyboard Configuration]; (undated).
"Report"; (STR), Technische Zeitschrift der Standard Telephon und Radio AG, vol. 7, No. 1, Jun. 1986.

Cited By (31)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5673040A (en) 1991-04-10 1997-09-30 Kinesis Corporation Ergonomic keyboard apparatus
US5689253A (en) 1991-04-10 1997-11-18 Kinesis Corporation Ergonomic keyboard apparatus
USD348877S (en) 1992-10-30 1994-07-19 Lichtenberg Allan C Maximum comfort keyboard
USD354279S (en) 1993-02-16 1995-01-10 Ciccone David C Keyboard
USD365552S (en) 1993-03-04 1995-12-26 Marquardt Gmbh Keyboard
USD363277S (en) 1993-12-17 1995-10-17 Silitek Corporation Keyboard with a trackball
USD364155S (en) 1993-12-17 1995-11-14 Silitek Corporation Bilaterally liftable keyboard
USD362432S (en) 1994-02-23 1995-09-19 Microsoft Corporation Keyboard
US5473347A (en) 1994-03-16 1995-12-05 Gateway 2000 Integrated pointing and signaling device
USD363480S (en) 1994-07-14 1995-10-24 Wu Chun K Keyboard
USD368902S (en) 1995-06-20 1996-04-16 Ortek Technology, Inc. Keyboard
USD381016S (en) * 1996-03-28 1997-07-15 Microsoft Corporation Palm rest portion for a keyboard
US20040037605A1 (en) * 2000-05-15 2004-02-26 Kwok Mak Hing Keypads for computers and typewriters
USD475051S1 (en) 2001-03-28 2003-05-27 Barbara Sexton Computer keyboard
USD482037S1 (en) 2002-03-06 2003-11-11 Alfredo Buhler Computer keyboard
USD492309S1 (en) 2002-05-15 2004-06-29 Alfredo Buhler Computer keyboard
USD500318S1 (en) 2003-12-16 2004-12-28 Alfredo Buhler Computer keyboard
USD583375S1 (en) * 2007-01-26 2008-12-23 Alfredo Buhler Computer keyboard
USD580936S1 (en) 2007-01-31 2008-11-18 Ikey, Ltd. Keyboard
USRE43485E1 (en) 2007-11-27 2012-06-26 Kinesis Corporation Keyboard
USD585063S1 (en) 2007-11-27 2009-01-20 Kinesis Corporation Keyboard
USD599351S1 (en) * 2008-06-27 2009-09-01 Microsoft Corporation Keyboard
USD599349S1 (en) 2008-07-14 2009-09-01 Ikey, Ltd. Keyboard
USD604301S1 (en) * 2008-10-03 2009-11-17 Microsoft Corporation Keyboard
USD611482S1 (en) 2008-10-03 2010-03-09 Microsoft Corporation Keyboard
USD611481S1 (en) 2008-10-03 2010-03-09 Microsoft Corporation Keyboard
USD894184S1 (en) * 2018-05-18 2020-08-25 Compal Information (Kunshan) Co., Ltd Keyboard
USD925533S1 (en) * 2019-11-21 2021-07-20 Beijing Jingheng Tengwei Kejian Trading Co., Ltd. Keyboard
USD945431S1 (en) * 2020-09-02 2022-03-08 Shenzhen Hastech Industries Co., Ltd Bluetooth keyboard
USD936055S1 (en) * 2020-09-30 2021-11-16 Shenzhen Qianhai Patuoxun Network And Technology Co., Ltd Keyboard with built-in mouse
USD952632S1 (en) * 2020-10-15 2022-05-24 Shenzhen Qianhai Patuoxun Network And Technology Co., Ltd. Keyboard with built-in mouse

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Publication number Publication date
USD341134S (en) 1993-11-09

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