U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

Icon_funbox Celebrity Inventors

Comic actor Danny Kaye received patent D166,807 for the co-design of "Blowout Toy or the Like". It's similar to one of those toys that unravels when you blow into at a birthday party except Kaye's has three blowouts going in different directions, not just one.

Newsletter  PatentStorm News

Make the Most of Our Site

See this month's Top Inventors and Most Cited Patents.

Stay on top of the latest innovations by subscribing to an RSS feed.

Registered users: Manage your profile.

 

Class 144/136.6 - Grooving stairway stringer


Subclass of Class 144 - Woodworking
Definition: Machine particularly adapted to score a structural member
No. of patents: 10
Last issue date: 01/14/1997


NumberTitleIssue Date
5592793Router machine
A router machine for making repetitive router cuts at predetermined positions on one or two workpieces. The router machine has a free standing main frame with an open work horizontal platform for supporting said one or two workpieces. The platform has a l...
01/14/1997
4845841Method and apparatus for constructing stairways
A stairway fabricating apparatus includes a structural machine frame that can support an elongated linear stringer work piece thereupon. A plurality of tread supports include multiple work stations which are movably supported by the frame for simultaneous...
07/11/1989
4769920Apparatus for guiding a router to cut grooves for stair treads and the like
Apparatus for cutting a plurality of generally parallel channels such as the steps and risers in a stringer for a staircase or the shelves in a book case which includes an elongated first, second, third and fourth members. Each member has first and second...
09/13/1988
4673011Staircase stringer fabricating apparatus
A staircase stringer fabricating apparatus includes a structural machine frame having a carriage moveably mounted with respect to the frame for supporting an elongated stringer work piece. A track mounted upon the structural frame defines a guide for the ...
06/16/1987
4605048Stair step routing template
The specification discloses a template for routing stair stringers. The template includes (1) a body having opposite faces and defining tread and riser routing slots and (2) structure for registering the template body on a stringer to provide a fixed trea...
08/12/1986
4489874Pallet manufacturing machine
A pallet manufacturing machine and method for joining wooden slats (W) to elongate splines (S) includes spline clamping means (70) mounted on a frame (10). The spline clamping means (70) grip and release the elongate splines (S) so that the lateral edge p...
12/25/1984
4322927Method of making staircases and staircase made thereby
A method of making a closed-tread staircase, and of making steps for such a staircase. The tread and riser of each step are each made from a rebated, grooved slab; the rebates on tread and riser are mated to form a joint, which is secured by a joining str...
04/06/1982
4319931Method for notching pallets
The method of notching the stringers of a ready-made pallet by a machine which has a first step which makes four vertical cuts in the stringers as the pallet passes by with the outer two cuts forming the sides of the notch; a second step which makes a hor...
03/16/1982
4164249Method and apparatus for machining components for stairs
An apparatus that facilitates the manufacture of wooden stairs of the type having treads and risers extending between and affixed to side housings or stringers. The apparatus provides multiple, parallel guides for the router used to cut the grooves in the...
08/14/1979
4132253Machine for notching pallet stringers
A notching machine including a first cutting stage which makes four vertical cuts in the stringer, the outer two cuts defining the sides of the notch. The second cutting stage of the machine makes a horizontal cut which first separates a portion of the st...
01/02/1979
 
Sign InRegister
Username  
Password   
forgot password?