US4700634A — Lap-oriented portable desk units

Claim 1

Independent Claim 212 words

A portable desk unit constructed for providing an easily employable working surface for use wherever required, said unit comprising: A. a cushion member a. comprising a size and shape for being supportingly positioned in the lap of the user. b. forming substantially the entire lower portion of said portable desk unit, and c. providing a comfortable support for positioning said desk unit in the user's lap or other desired location; and B. housing means securely affixed to said cushion member and incorporating a. a working surface supportingly retained therewith and providing an easily employable, readily accessible surface on which desired activity may be performed, b. movably adjustable, portable illumination means pivotally mounted to said working surface for movement between a first, folded, stowed position and a second, unfolded deployed position wherein said illumination means is in juxtaposed, spaced, overlying cooperating, movably articulatable relationship with said work surface for providing illumination to any desired location or area thereof and c. a first compartment formed in said housing means in cooperating relationship with the illumination means for stowably receiving the folded illumination means when said illumination means is in its first position; whereby a completely portable, self-contained desk unit is realized, that is capable of providing its own, direct illumination of the work surface.

Claim 2

Dependent Claim 212 words

A portable desk unit constructed for providing an easily employable working surface for use wherever required, said unit comprising: A. a cushion member a. comprising a size and shape for being supportingly positioned in the lap of the user. b. forming substantially the entire lower portion of said portable desk unit, and c. providing a comfortable support for positioning said desk unit in the user's lap or other desired location; and B. housing means securely affixed to said cushion member and incorporating a. a working surface supportingly retained therewith and providing an easily employable, readily accessible surface on which desired activity may be performed, b. movably adjustable, portable illumination means pivotally mounted to said working surface for movement between a first, folded, stowed position and a second, unfolded deployed position wherein said illumination means is in juxtaposed, spaced, overlying cooperating, movably articulatable relationship with said work surface for providing illumination to any desired location or area thereof and c. a first compartment formed in said housing means in cooperating relationship with the illumination means for stowably receiving the folded illumination means when said illumination means is in its first position; whereby a completely portable, self-contained desk unit is realized, that is capable of providing its own, direct illumination of the work surface.

Claim 3

Dependent Claim 48 words

The portable desk unit defined in claim 1, further comprising: C. a storage zone formed in said housing assembly for securely retaining the material positioned therein, increasing the usability of the desk unit by providing a zone in which the material to be used can be securely retained.

Claim 4

Dependent Claim 39 words

The portable desk unit defined in claim 2, wherein said storage zone is further defined as comprising a plurality of specifically dimensioned pre-formed holding zones, formed in the base thereof for receiving and securely holding specifically shaped articles therein.

Claim 5

Dependent Claim 19 words

The portable desk unit defined in claim 3, wherein said pre-formed zones are dimensioned for securely retaining stationary supplies.

Claim 6

Dependent Claim 22 words

The portable desk unit defined in claim 3, wherein said pre-formed zones are specifically designed for securely retaining manicuring and cosmetic supplies.

Claim 7

Dependent Claim 64 words

The portable desk unit defined in claim 1, wherein the housing means is further defined as comprising d. a main housing portion incorporating an enlarged open, central zone defined by peripherally surrounding walls and a substantially flat base, said open, central zone forming a storage area, and e. a storage area cover 1. positioned in juxtaposed spaced, cooperating, overlying relationship with said storage area,

Claim 8

Dependent Claim 55 words

pivotally secured along one edge thereof, with said main housing portion, and 3. the top surface thereof forming said working surface, whereby said cover means is movable from overlying, protective relationship with said storage zone, wherein said storage zone is completely closed, to an open position, wherein access to the storage zone is easily obtained.

Claim 9

Dependent Claim 55 words

pivotally secured along one edge thereof, with said main housing portion, and 3. the top surface thereof forming said working surface, whereby said cover means is movable from overlying, protective relationship with said storage zone, wherein said storage zone is completely closed, to an open position, wherein access to the storage zone is easily obtained.

Claim 10

Dependent Claim 46 words

The portable desk unit defined in claim 6, wherein said housing means is further defined as comprising: f. a second compartment formed therein in juxtaposed, spaced cooperating relationship with said first compartment and positioned for retainingly securing battery means for powering the illumination means when desired.

Claim 11

Dependent Claim 31 words

The portable desk unit defined in claim 7, wherein the housing means further comprises switch means for connecting and disconnecting the light source of said illumination means with the battery means.

Claim 12

Dependent Claim 70 words

The portable desk unit defined in claim 8, wherein said switch means is formed with said illumination means to automatically connect the light source, with the battery means whenever the illumination means is moved from its first stowed position to its second deployed position, and to disconnect the light source from said battery means, whenever the illumination means is moved from its second, deployed position to its first, stowed position.

Claim 13

Dependent Claim 35 words

The portable desk unit defined in claim 8, wherein said switch means is further defined as comprising an ON/OFF switch mounted to the housing means and positioned for manual access by the user whenever desired.

Claim 14

Dependent Claim 34 words

The portable desk unit defined in claim 6, wherein said cover is further defined as being removably pivotally mounted to said main housing portion by pivot pins formed on opposed sides of said cover.

Claim 15

Dependent Claim 42 words

The portable desk unit defined in claim 1, wherein said cushion means is further defined as comprising a tapered profile to impart a gentle, general sloping slant to the working surface, to provide improved positioning for said working surface in particular applications.

Claim 16

Dependent Claim 108 words

The portable desk unit defined in claim 1, wherein said illumination means is further defined as comprising 1. at least two pivotally interconnected arm portion 2. one of said arm portions being pivotally secured to a mounting block, and 3. said mounting block being pivotally secured to the housing means in juxtaposed, spaced, cooperating relationship with the first compartment, thereby providing an illumination means assembly which allows the illumination means to be quickly and easily pivoted from its stowed position to its fully deployed position, as well as manually adjusting to any desired illumination position in juxtaposed, spaced, overlying relationship with said working surface providing illumination directly thereto.

Claim 17

Dependent Claim 190 words

A portable desk unit constructed for providing an easily employable working surface for use wherever required, said unit comprising A. a cushion member a. comprising a size and shape for being supportingly positioned in the lap of the user, b. forming substantially the entire lower portion of said portable desk unit, and c. providing a comfortable support for positioning said desk unit in the user's lap or any other desired location; and B. housing means securely affixed to said cushion member and incorporating p2 a. a working surface supportingly retained therewith and providing an easily employable, readily accessible surface on which desired activity may be performed, b. a first compartment formed in said housing means in cooperating relationship with illumination means for stowably receiving the illumination means when said illumination means is in its first position, and c. illumination means pivotally mounted to said housing means for movement between a first, stowed position and a second, deployed position wherein said illumination means is movably adjustable and articulatable in juxtaposed, spaced, overlying, cooperating, relationship with said working surface for providing illumination thereto in any desired location thereof, said illumination means comprising

Claim 18

Dependent Claim 190 words

A portable desk unit constructed for providing an easily employable working surface for use wherever required, said unit comprising A. a cushion member a. comprising a size and shape for being supportingly positioned in the lap of the user, b. forming substantially the entire lower portion of said portable desk unit, and c. providing a comfortable support for positioning said desk unit in the user's lap or any other desired location; and B. housing means securely affixed to said cushion member and incorporating p2 a. a working surface supportingly retained therewith and providing an easily employable, readily accessible surface on which desired activity may be performed, b. a first compartment formed in said housing means in cooperating relationship with illumination means for stowably receiving the illumination means when said illumination means is in its first position, and c. illumination means pivotally mounted to said housing means for movement between a first, stowed position and a second, deployed position wherein said illumination means is movably adjustable and articulatable in juxtaposed, spaced, overlying, cooperating, relationship with said working surface for providing illumination thereto in any desired location thereof, said illumination means comprising

Claim 19

Dependent Claim 73 words

a mounting block pivotally secured to the housing in juxtaposed, spaced cooperating relationship with the first, storage compartment, thereby allowing said illumination means to be quickly and easily pivoted into and out of said first compartment when desired, 2. a first arm member pivotally mounted to said mounting block at the proximal end thereof, providing said arm member with arcuate movability through a distance of at least 100° relative to said mounting block,

Claim 20

Dependent Claim 73 words

a mounting block pivotally secured to the housing in juxtaposed, spaced cooperating relationship with the first, storage compartment, thereby allowing said illumination means to be quickly and easily pivoted into and out of said first compartment when desired, 2. a first arm member pivotally mounted to said mounting block at the proximal end thereof, providing said arm member with arcuate movability through a distance of at least 100° relative to said mounting block,

Claim 21

Dependent Claim 138 words

a second arm member pivotally mounted at its proximal end in juxtaposed, spaced, cooperating engagement with the distal end of the first arm member, and pivotally movable through an arc of at least 100° relative to the distal end of said first arm member, and 4. a lamp and hood assembly pivotally mounted to the distal end of said second arm member for axial movement relative thereto, whereby said illumination means when in its second, deployed position, is quickly and easily moved into a plurality of various articulatable positions in juxtaposed, spaced, overlying, cooperating relationship with said work surface, providing illumination to any desired location thereof; whereby a completely portable self-contained desk unit is achieved, capable of providing its own, self contained direct illumination to any desired location of the work surface while positioned above the work surface.

Claim 22

Dependent Claim 138 words

a second arm member pivotally mounted at its proximal end in juxtaposed, spaced, cooperating engagement with the distal end of the first arm member, and pivotally movable through an arc of at least 100° relative to the distal end of said first arm member, and 4. a lamp and hood assembly pivotally mounted to the distal end of said second arm member for axial movement relative thereto, whereby said illumination means when in its second, deployed position, is quickly and easily moved into a plurality of various articulatable positions in juxtaposed, spaced, overlying, cooperating relationship with said work surface, providing illumination to any desired location thereof; whereby a completely portable self-contained desk unit is achieved, capable of providing its own, self contained direct illumination to any desired location of the work surface while positioned above the work surface.

Claim 23

Dependent Claim 84 words

The portable desk unit desk unit defined in claim 14, wherein said illumination means is further defined as comprising: 5. an arm bracket i. pivotally secured at one end thereof to the distal end of said first arm member and movable relative thereto through an arc of at least 180°, and ii. incorporating mounting means for securely retaining the second arm member in secure, pivotable mounted engagement therewith, thereby assuring the arcuate movability of said second arm member relative to said first arm member.

Claim 24

Dependent Claim 96 words

The portable desk unit defined in claim 14, wherein said first arm member is further defined as comprising a substantially cylindrically shaped supporting base formed at the proximal end thereof and said mounting block is further defined as comprising: i. upstanding trunnion members positioned for supportingly receiving the cylindrical support base of said first arm member, and ii. collar means peripherally surrounding and securely retaining said substantially cylindrical support base of said first arm member to said upstanding trunnion members, thereby assuring the free pivotable movability of said first arm member relative to said mounting base.

Claim 25

Dependent Claim 97 words

The portable desk unit defined in claim 14, wherein said housing means is further defined as comprising d. a main housing portion incorporating an enlarged open central zone defined by peripherally surrounding walls and a substantially flat base, said open, central zone forming a storage area, and e. a storage area cover 1. positioned in juxtaposed, spaced, cooperating, overlying relationship with said storage area, 2. pivotally secured to said main housing portion by pivot pins formed at opposed sides of said cover, said pivot pins engaging in pin receiving means formed in said main housing portion, and

Claim 26

Dependent Claim 42 words

the top surface thereof forming said working surface whereby said cover means is movable from overlying protective relationship with said storage zone, wherein said storage zone is completely closed to an open position, wherein access to the storage zone is easily obtained.

Claim 27

Dependent Claim 42 words

the top surface thereof forming said working surface whereby said cover means is movable from overlying protective relationship with said storage zone, wherein said storage zone is completely closed to an open position, wherein access to the storage zone is easily obtained.

Claim 28

Dependent Claim 65 words

The portable desk unit defined in claim 17, wherein said housing means is further defined as comprising: f. a first compartment cover pivotally mounted to said housing means in overlying, pivotable engagement with said first compartment, thereby allowing said illumination means to be positioned in its first retained position, with said cover means closing said compartment and storing said illumination means therein free from view.

Annuity Stage	Window Opens	Payment Deadline	Surcharge Period Until	Estimated Fee	Status
3.5 Years (Year 4)	1990-10-19	1991-04-20	1991-10-20	$2000.00	Window Closed / Lapsed
7.5 Years (Year 8)	1994-10-19	1995-04-20	1995-10-20	$3760.00	Window Closed / Lapsed
11.5 Years (Year 12)	1998-10-19	1999-04-20	1999-10-20	$7700.00	Window Closed / Lapsed

Lap-oriented portable desk units

Abstract

Inventors

Bibliographic Details

Claims Analysis

References Cited (Backward Citations)

USPTO Annuity & Maintenance Windows

Assigned Categories & Tags

Assign Category Tag