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Actor Zeppo Marx patented a "Cardiac Pulse Rate Monitor" in 1969.
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| Number | Title | Issue Date |
| 4817561 | Aquatic aeration and filtering system An aeration and filtering system for an aquarim includes a porous filter bed that is spaced above the tank bottom with pump means located in the chamber defined below the filter bed and having an upper inlet for receiving oxygen-enriched liquid from adjac... | 04/04/1989 |
| 4790705 | Method of forming a buckle resistant can end A buckle resistant end for containers which is formed with an inwardly bowed countersink wall, a countersink groove defined by two unequal radii and a central panel wall stretched taut by accentuated doming.... | 12/13/1988 |
| 4789441 | Metallic protective coatings and method of making A substrate such as a single crystal gas turbine blade is given a protective coating by composite electrodeposition of a metal matrix M1 containing particles of CrAlM2, where M1 is Ni or Co or Fe and M2 is Y, Si... | 12/06/1988 |
| 4780964 | Process and device for determining the end of a primary stage of freeze drying A tray-type freeze drying device determines the end of a first stage of a freeze drying process by regularly and drastically reducing the pressure surrounding the product being freeze dried. No decrease in product temperature during the reduction in press... | 11/01/1988 |
| 4777927 | Barbeque kettle A barbeque kettle includes a bowl and a cover with the bowl having a food support grid adjacent an upper rim and a charcoal grid below the food grid along with a cover holder adjacent the rim of the bowl. The cover has a removable thermometer that can sen... | 10/18/1988 |
| 4776687 | Apparatus for detecting ophthalmic disease An apparatus for detecting ophthalmic disease such as a cataract in the lens of a patient's eye includes means for focussing a laser beam and slit light alternatively or simultaneously at a selected spot in the lens of the eye. The slit light is used in a... | 10/11/1988 |
| 4774839 | Method and apparatus for necking containers A die necking method and apparatus for producing a smooth tapered wall between the container side wall and a reduced diameter neck includes a plurality of rotatable necking turrets that each have a plurality of identical necking substations each having a ... | 10/04/1988 |
| 4768672 | Container profile with stacking feature A drawn and ironed container having a reduced neck around an upper open end has a bottom profile which exhibits excellent strength characteristics and nests with an end double-seamed to the open end of the container. The bottom profile includes a center s... | 09/06/1988 |
| 4763581 | Multi-station carrel unit A multi-tiered, multi-station carrel unit includes spaced side walls that define a plurality of compartments divided into work stations by an intermediate deck, each work station having a work-supporting surface and a seat defined therein. A stairwell lea... | 08/16/1988 |
| 4762236 | Adjustable tray dispensing apparatus A product dispensing apparatus includes a support having a tray system supported thereon and the tray system includes front and rear walls interconnected by side walls and having a plurality of adjustable partitions extending between the front and rear wa... | 08/09/1988 |
| 4750314 | Method for propellant filling and sealing of a container A non-venting propellant filling and sealing valve is adapted to be seated in a propellant filling hole in a bottom wall of a container and permits pressurization of a container through the hole and thereafter seals the container. The propellant filling a... | 06/14/1988 |
| 4743334 | Double sided laminating machine A laminating system includes a pair of heated laminating rollers for drawing laminating film from supply rolls and preheat members between the supply rolls and the laminating rollers with the rollers being heated by circulating oil. The preheat members ha... | 05/10/1988 |
| 4741447 | Linerless cap closure A linerless cap closure includes circular top wall and a depending annular skirt having an internal thread with a tamper-evident band below the skirt. A sealing member is integral with the lower surface of the top wall and includes an annular protrusion h... | 05/03/1988 |
| 4738385 | Dispensing apparatus A dispensing device includes a base having an upstanding post with a gripping means on the upper end biased to a first position and movable to a second position. The hollow post telescopingly receives a roll of articles separated into individual segments ... | 04/19/1988 |
| 4738888 | Serving mat A serving mat includes a pair of superimposed sheets sealed to each other to define a chamber having a free-flowing liquid medium therein with a plurality of discrete articles suspended in said liquid medium and movable by manipulation of the liquid mediu... | 04/19/1988 |
| 4736991 | Emergency pressurized fluid system An emergency auxiliary pressurizing system for a vehicle braking system includes a portable container having clean high-pressure pneumatic fluid therein and connected by conduit means to the vehicle braking system with the conduit having a pneumatic press... | 04/12/1988 |
| 4732027 | Method and apparatus for necking and flanging containers A modular system for producing triple-necked open ended containers includes three substantially identical necking modules each having the same frame and identical rotatable turrets which have a plurality of identical necking stations around the periphery.... | 03/22/1988 |
| 4730741 | Pressure-feed tray system A dispensing unit includes a tray system including front, rear and side walls with partitions dividing the system into a plurality of trays and a support slidably supporting the tray system between a product dispensing position and a product restocking po... | 03/15/1988 |
| 4727853 | Sear grid for portable grill A sear bar for evaporating greases in an outdoor gas grill consists of an inverted V-shaped member having a pair of flat inclined walls defining an included angle of less than 90° so that grease will evaporate while flowing across the heated inclined wal... | 03/01/1988 |
| 4724384 | Apparatus and method for detecting the condition of completed ends Shown is an apparatus for mounting an inductive transducer in position over an intermittently moved belt carrying easy open ends for a beverage container and designed to detect whether or not the tabs for easy opening are provided on the ends. The apparat... | 02/09/1988 |
| 4724035 | Apparatus for applying base cups to bottles Apparatus for assembling base cups onto bottles includes an assembly wheel that has a plurality of pockets on the periphery thereof and a plurality of fluid cylinders supported on an upper support plate and aligned with the pockets. The assembly wheel is ... | 02/09/1988 |
| 4709400 | Produce bag with tie tails Produce bags (11) formed of plastic, the panels or sides (15, 16) of the bag being slitted to enable produce contained in the bag to be ventilated; the bags further including tails (25, 26) for enabling convenient secure closure of the bag.... | 11/24/1987 |
| 4696580 | Method for detecting sterilization A can container made of soft material such as aluminum having a wall thickness of less than 0.2 mm is used for low acid foods or drinks having pH of more than 5.0. A controlled quantity of liquified nitrogen is introduced into the can filled with the low ... | 09/29/1987 |
| 4693108 | Method and apparatus for necking and flanging containers A modular system for producing triple-necked open ended containers includes three substantially identical necking modules each having the same frame and identical rotatable turrets which have a plurality of identical necking stations around the periphery.... | 09/15/1987 |
| 4693376 | Apparatus for inspecting containers A container inspection apparatus for inspecting coating integrity includes an electrical control system that produces an output signal representative of the reflectivity of an inner surface of the container which is fed to a microprocessor and is compared... | 09/15/1987 |
| 4690328 | Spraying machine A spraying device consists of a frame having an arm universally-pivoted thereon which has a spray nozzle at the outer end. The frame is designed to be supported on a forklift-type truck having a fork movable thereon. The frame has retaining elements for r... | 09/01/1987 |
| 4688541 | Attachment for barbecue grill An attachment for a barbecue grill consists of a generally L-shaped support frame that is formed by bending wire to a generally U-shaped configuration with the free ends of the wire having downwardly bent portions that act as hooks for supporting the fram... | 08/25/1987 |
| 4685582 | Container profile with stacking feature A drawn and ironed container having a reduced neck around an upper open end has a bottom profile which exhibits excellent strength characteristics and nests with an end double-seamed to the open end of the container. The bottom profile includes a center s... | 08/11/1987 |
| 4683678 | Adjustable railway boxcar door An adjustable railway car door kit having a bottom section and a top section which have front and rear channel-shaped post means that receive a reinforcement alignment channel therein so that the top section can be permanently welded to the bottom section... | 08/04/1987 |
| 4682707 | Container having a tamper proof lid A one-piece plastic can lid 1, for use with a container of the lever ring type, has a periphery 20 which contacts an annular portion of the can wall 15, so as to center the lid 1 accurately relative to the can body. A recess 25 may be provided to enable a... | 07/28/1987 |
| 4677964 | Portable gas grill A gas grill includes a cart and a cooking vessel supported on the cart with the cooking vessel having a lower gas burner assembly, an intermediate sear grid assembly and an upper cooking grid. The sear grid assembly includes inverted V-shaped sear bars th... | 07/07/1987 |
| 4662899 | Air pollution control system method and apparatus A pollution control system includes a condenser and filtering unit for removing vaporized organic solvents and particulate matter. The condenser includes baffles that define vertical flow paths, and hot exhaust gases are directed from above to alternate f... | 05/05/1987 |
| 4659254 | Marine units A marine unit for location on the sea bed has a cylindrical body and legs which are connected to the body by a pivot adjacent one end of the body. Each leg has a toothed member which engages a common worm driven by a motor. The legs are connected by webs ... | 04/21/1987 |
| 4639947 | Golf glove A golf glove including a main body having a palm portion and a back portion with a fastener means interconnecting segments of the back portion and defining retaining means for a ball marker. The fastener means includes first and second layers peripherally... | 02/03/1987 |
| 4635613 | Lid support for cart-mounted outdoor grill A portable outdoor grill including a hemispherical bowl and a hemispherical lid with the bowl having outwardly-directed flanges supported on spaced side members of a cart. The side members have lid-supporting clips adjacent the bowl that support the lid i... | 01/13/1987 |
| 4632332 | Textile bobbin A plastic bobbin consisting of a hollow cone defined by a thin-walled sheath includes an inner skeletal frame of longitudinally-spaced circumferential ribs and radially-spaced longitudinal ribs defining an inner support surface for a mandrel with a sheath... | 12/30/1986 |
| 4632022 | Fume hood fabricated from modules and having laterally extending exhaust ports A fume hood is fabricated of three or four like modules to a desired partial or full cylindrical structure having a reaction chamber therein. Each module has an upstanding, arcuate circumferential outer wall and an upper wall and base extending inwardly t... | 12/30/1986 |
| 4632061 | Birdfeeder A birdfeeder consisting of a center column or post that has a multi-sided sloped roof on the upper end thereof and downwardly-directed abutments spaced inwardly from the outer edges. A lower support member is carried by the post and a plurality of identic... | 12/30/1986 |
| 4631083 | Pipe varnish compositions and use thereof Pipe varnish compositions effective to inhibit corrosion of steel pipe over appreciable periods of time of storage of said steel pipe, said compositions comprising a thixotropic overbased calcium organic sulfonate calcium carbonate complex; and a drying o... | 12/23/1986 |
| 4628640 | Belt sander apparatus The invention relates to a wide belt sander for the treatment of surfaces of materials where the sanding belt 3 is provided on the sliding contact 6 pressing against the blank 1 with air discharge perforations 10 and 11 provided on the lower side of the s... | 12/16/1986 |
